diff --git a/src/Sonarr.Api.V5/Calendar/CalendarController.cs b/src/Sonarr.Api.V5/Calendar/CalendarController.cs
new file mode 100644
index 000000000..c78310f81
--- /dev/null
+++ b/src/Sonarr.Api.V5/Calendar/CalendarController.cs
@@ -0,0 +1,67 @@
+using Microsoft.AspNetCore.Mvc;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.CustomFormats;
+using NzbDrone.Core.DecisionEngine.Specifications;
+using NzbDrone.Core.Tags;
+using NzbDrone.Core.Tv;
+using NzbDrone.SignalR;
+using Sonarr.Api.V5.Episodes;
+using Sonarr.Http;
+
+namespace Sonarr.Api.V5.Calendar
+{
+    [V5ApiController]
+    public class CalendarController : EpisodeControllerWithSignalR
+    {
+        private readonly ITagService _tagService;
+
+        public CalendarController(IBroadcastSignalRMessage signalR,
+                            IEpisodeService episodeService,
+                            ISeriesService seriesService,
+                            IUpgradableSpecification qualityUpgradableSpecification,
+                            ITagService tagService,
+                            ICustomFormatCalculationService formatCalculator)
+            : base(episodeService, seriesService, qualityUpgradableSpecification, formatCalculator, signalR)
+        {
+            _tagService = tagService;
+        }
+
+        [HttpGet]
+        [Produces("application/json")]
+        public List<EpisodeResource> GetCalendar(DateTime? start, DateTime? end, bool unmonitored = false, bool includeSeries = false, bool includeEpisodeFile = false, bool includeEpisodeImages = false, string tags = "")
+        {
+            var startUse = start ?? DateTime.Today;
+            var endUse = end ?? DateTime.Today.AddDays(2);
+            var episodes = _episodeService.EpisodesBetweenDates(startUse, endUse, unmonitored);
+            var allSeries = _seriesService.GetAllSeries();
+            var parsedTags = new List<int>();
+            var result = new List<Episode>();
+
+            if (tags.IsNotNullOrWhiteSpace())
+            {
+                parsedTags.AddRange(tags.Split(',').Select(_tagService.GetTag).Select(t => t.Id));
+            }
+
+            foreach (var episode in episodes)
+            {
+                var series = allSeries.SingleOrDefault(s => s.Id == episode.SeriesId);
+
+                if (series == null)
+                {
+                    continue;
+                }
+
+                if (parsedTags.Any() && parsedTags.None(series.Tags.Contains))
+                {
+                    continue;
+                }
+
+                result.Add(episode);
+            }
+
+            var resources = MapToResource(result, includeSeries, includeEpisodeFile, includeEpisodeImages);
+
+            return resources.OrderBy(e => e.AirDateUtc).ToList();
+        }
+    }
+}
diff --git a/src/Sonarr.Api.V5/Calendar/CalendarFeedController.cs b/src/Sonarr.Api.V5/Calendar/CalendarFeedController.cs
new file mode 100644
index 000000000..fe0c672bc
--- /dev/null
+++ b/src/Sonarr.Api.V5/Calendar/CalendarFeedController.cs
@@ -0,0 +1,101 @@
+using Ical.Net;
+using Ical.Net.CalendarComponents;
+using Ical.Net.DataTypes;
+using Ical.Net.Serialization;
+using Microsoft.AspNetCore.Mvc;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Tags;
+using NzbDrone.Core.Tv;
+using Sonarr.Http;
+
+namespace Sonarr.Api.V5.Calendar;
+
+[V5FeedController("calendar")]
+public class CalendarFeedController : Controller
+{
+    private readonly IEpisodeService _episodeService;
+    private readonly ISeriesService _seriesService;
+    private readonly ITagService _tagService;
+
+    public CalendarFeedController(IEpisodeService episodeService, ISeriesService seriesService, ITagService tagService)
+    {
+        _episodeService = episodeService;
+        _seriesService = seriesService;
+        _tagService = tagService;
+    }
+
+    [HttpGet("Sonarr.ics")]
+    public IActionResult GetCalendarFeed(int pastDays = 7, int futureDays = 28, string tags = "", bool unmonitored = false, bool premieresOnly = false, bool asAllDay = false)
+    {
+        var start = DateTime.Today.AddDays(-pastDays);
+        var end = DateTime.Today.AddDays(futureDays);
+        var parsedTags = new List<int>();
+
+        if (tags.IsNotNullOrWhiteSpace())
+        {
+            parsedTags.AddRange(tags.Split(',').Select(_tagService.GetTag).Select(t => t.Id));
+        }
+
+        var episodes = _episodeService.EpisodesBetweenDates(start, end, unmonitored);
+        var allSeries = _seriesService.GetAllSeries();
+        var calendar = new Ical.Net.Calendar
+        {
+            ProductId = "-//sonarr.tv//Sonarr//EN"
+        };
+
+        var calendarName = "Sonarr TV Schedule";
+        calendar.AddProperty(new CalendarProperty("NAME", calendarName));
+        calendar.AddProperty(new CalendarProperty("X-WR-CALNAME", calendarName));
+
+        foreach (var episode in episodes.OrderBy(v => v.AirDateUtc!.Value))
+        {
+            var series = allSeries.SingleOrDefault(s => s.Id == episode.SeriesId);
+
+            if (series == null)
+            {
+                continue;
+            }
+
+            if (premieresOnly && (episode.SeasonNumber == 0 || episode.EpisodeNumber != 1))
+            {
+                continue;
+            }
+
+            if (parsedTags.Any() && parsedTags.None(series.Tags.Contains))
+            {
+                continue;
+            }
+
+            var occurrence = calendar.Create<CalendarEvent>();
+            occurrence.Uid = "NzbDrone_episode_" + episode.Id;
+            occurrence.Status = episode.HasFile ? EventStatus.Confirmed : EventStatus.Tentative;
+            occurrence.Description = episode.Overview;
+            occurrence.Categories = new List<string>() { series.Network };
+
+            if (asAllDay)
+            {
+                occurrence.Start = new CalDateTime(episode.AirDateUtc!.Value.ToLocalTime()) { HasTime = false };
+            }
+            else
+            {
+                occurrence.Start = new CalDateTime(episode.AirDateUtc!.Value) { HasTime = true };
+                occurrence.End = new CalDateTime(episode.AirDateUtc.Value.AddMinutes(series.Runtime)) { HasTime = true };
+            }
+
+            switch (series.SeriesType)
+            {
+                case SeriesTypes.Daily:
+                    occurrence.Summary = $"{series.Title} - {episode.Title}";
+                    break;
+                default:
+                    occurrence.Summary = $"{series.Title} - {episode.SeasonNumber}x{episode.EpisodeNumber:00} - {episode.Title}";
+                    break;
+            }
+        }
+
+        var serializer = (IStringSerializer)new SerializerFactory().Build(calendar.GetType(), new SerializationContext());
+        var icalendar = serializer.SerializeToString(calendar);
+
+        return Content(icalendar, "text/calendar");
+    }
+}
diff --git a/src/Sonarr.Api.V5/Episodes/EpisodeControllerWithSignalR.cs b/src/Sonarr.Api.V5/Episodes/EpisodeControllerWithSignalR.cs
new file mode 100644
index 000000000..92c9138ca
--- /dev/null
+++ b/src/Sonarr.Api.V5/Episodes/EpisodeControllerWithSignalR.cs
@@ -0,0 +1,151 @@
+using Microsoft.AspNetCore.Mvc;
+using NzbDrone.Core.CustomFormats;
+using NzbDrone.Core.Datastore.Events;
+using NzbDrone.Core.DecisionEngine.Specifications;
+using NzbDrone.Core.Download;
+using NzbDrone.Core.MediaFiles.Events;
+using NzbDrone.Core.Messaging.Events;
+using NzbDrone.Core.Tv;
+using NzbDrone.SignalR;
+using Sonarr.Api.V5.EpisodeFiles;
+using Sonarr.Api.V5.Series;
+using Sonarr.Http.REST;
+
+namespace Sonarr.Api.V5.Episodes;
+
+public abstract class EpisodeControllerWithSignalR : RestControllerWithSignalR<EpisodeResource, Episode>,
+                                                     IHandle<EpisodeGrabbedEvent>,
+                                                     IHandle<EpisodeImportedEvent>,
+                                                     IHandle<EpisodeFileDeletedEvent>
+{
+    protected readonly IEpisodeService _episodeService;
+    protected readonly ISeriesService _seriesService;
+    protected readonly IUpgradableSpecification _upgradableSpecification;
+    protected readonly ICustomFormatCalculationService _formatCalculator;
+
+    protected EpisodeControllerWithSignalR(IEpisodeService episodeService,
+                                       ISeriesService seriesService,
+                                       IUpgradableSpecification upgradableSpecification,
+                                       ICustomFormatCalculationService formatCalculator,
+                                       IBroadcastSignalRMessage signalRBroadcaster)
+        : base(signalRBroadcaster)
+    {
+        _episodeService = episodeService;
+        _seriesService = seriesService;
+        _upgradableSpecification = upgradableSpecification;
+        _formatCalculator = formatCalculator;
+    }
+
+    protected EpisodeControllerWithSignalR(IEpisodeService episodeService,
+                                       ISeriesService seriesService,
+                                       IUpgradableSpecification upgradableSpecification,
+                                       ICustomFormatCalculationService formatCalculator,
+                                       IBroadcastSignalRMessage signalRBroadcaster,
+                                       string resource)
+        : base(signalRBroadcaster)
+    {
+        _episodeService = episodeService;
+        _seriesService = seriesService;
+        _upgradableSpecification = upgradableSpecification;
+        _formatCalculator = formatCalculator;
+    }
+
+    protected override EpisodeResource GetResourceById(int id)
+    {
+        var episode = _episodeService.GetEpisode(id);
+        var resource = MapToResource(episode, true, true, true);
+        return resource;
+    }
+
+    protected EpisodeResource MapToResource(Episode episode, bool includeSeries, bool includeEpisodeFile, bool includeImages)
+    {
+        var resource = episode.ToResource();
+
+        if (includeSeries || includeEpisodeFile || includeImages)
+        {
+            var series = episode.Series ?? _seriesService.GetSeries(episode.SeriesId);
+
+            if (includeSeries)
+            {
+                resource.Series = series.ToResource();
+            }
+
+            if (includeEpisodeFile && episode.EpisodeFileId != 0)
+            {
+                resource.EpisodeFile = episode.EpisodeFile.Value.ToResource(series, _upgradableSpecification, _formatCalculator);
+            }
+
+            if (includeImages)
+            {
+                resource.Images = episode.Images;
+            }
+        }
+
+        return resource;
+    }
+
+    protected List<EpisodeResource> MapToResource(List<Episode> episodes, bool includeSeries, bool includeEpisodeFile, bool includeImages)
+    {
+        var result = episodes.ToResource();
+
+        if (includeSeries || includeEpisodeFile || includeImages)
+        {
+            var seriesDict = new Dictionary<int, NzbDrone.Core.Tv.Series>();
+            for (var i = 0; i < episodes.Count; i++)
+            {
+                var episode = episodes[i];
+                var resource = result[i];
+
+                var series = episode.Series ?? seriesDict.GetValueOrDefault(episodes[i].SeriesId) ?? _seriesService.GetSeries(episodes[i].SeriesId);
+                seriesDict[series.Id] = series;
+
+                if (includeSeries)
+                {
+                    resource.Series = series.ToResource();
+                }
+
+                if (includeEpisodeFile && episode.EpisodeFileId != 0)
+                {
+                    resource.EpisodeFile = episode.EpisodeFile.Value.ToResource(series, _upgradableSpecification, _formatCalculator);
+                }
+
+                if (includeImages)
+                {
+                    resource.Images = episode.Images;
+                }
+            }
+        }
+
+        return result;
+    }
+
+    [NonAction]
+    public void Handle(EpisodeGrabbedEvent message)
+    {
+        foreach (var episode in message.Episode.Episodes)
+        {
+            var resource = episode.ToResource();
+            resource.Grabbed = true;
+
+            BroadcastResourceChange(ModelAction.Updated, resource);
+        }
+    }
+
+    [NonAction]
+    public void Handle(EpisodeImportedEvent message)
+    {
+        foreach (var episode in message.EpisodeInfo.Episodes)
+        {
+            BroadcastResourceChange(ModelAction.Updated, episode.Id);
+        }
+    }
+
+    [NonAction]
+    public void Handle(EpisodeFileDeletedEvent message)
+    {
+        foreach (var episode in message.EpisodeFile.Episodes.Value)
+        {
+            BroadcastResourceChange(ModelAction.Updated, episode.Id);
+        }
+    }
+}
diff --git a/src/Sonarr.Api.V5/Episodes/EpisodeResource.cs b/src/Sonarr.Api.V5/Episodes/EpisodeResource.cs
index a69942009..994b18b99 100644
--- a/src/Sonarr.Api.V5/Episodes/EpisodeResource.cs
+++ b/src/Sonarr.Api.V5/Episodes/EpisodeResource.cs
@@ -15,7 +15,7 @@ public class EpisodeResource : RestResource
         public int EpisodeFileId { get; set; }
         public int SeasonNumber { get; set; }
         public int EpisodeNumber { get; set; }
-        public required string Title { get; set; }
+        public string? Title { get; set; }
         public string? AirDate { get; set; }
         public DateTime? AirDateUtc { get; set; }
         public DateTime? LastSearchTime { get; set; }