diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index 8b3e48a45f..088cdc37bb 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -42,6 +42,8 @@
 *   MIDI extension:
 *   Leanback extension:
 *   Cast Extension:
+    *   Stop clearning the timeline after the CastSession disconnects, which
+        enables the sender app to resume playback locally after a disconnection.
 *   Test Utilities:
 *   Demo app:
 *   Remove deprecated symbols:
diff --git a/libraries/cast/src/main/java/androidx/media3/cast/CastPlayer.java b/libraries/cast/src/main/java/androidx/media3/cast/CastPlayer.java
index ab318c999a..01991548ae 100644
--- a/libraries/cast/src/main/java/androidx/media3/cast/CastPlayer.java
+++ b/libraries/cast/src/main/java/androidx/media3/cast/CastPlayer.java
@@ -1283,11 +1283,8 @@ public final class CastPlayer extends BasePlayer {
       remoteMediaClient.registerCallback(statusListener);
       remoteMediaClient.addProgressListener(statusListener, PROGRESS_REPORT_PERIOD_MS);
       updateInternalStateAndNotifyIfChanged();
-    } else {
-      updateTimelineAndNotifyIfChanged();
-      if (sessionAvailabilityListener != null) {
-        sessionAvailabilityListener.onCastSessionUnavailable();
-      }
+    } else if (sessionAvailabilityListener != null) {
+      sessionAvailabilityListener.onCastSessionUnavailable();
     }
   }