diff --git a/frontend/src/components/PlexPlayer.tsx b/frontend/src/components/PlexPlayer.tsx
index 4cfceb9..7a96947 100644
--- a/frontend/src/components/PlexPlayer.tsx
+++ b/frontend/src/components/PlexPlayer.tsx
@@ -796,6 +796,9 @@ export default function PlexPlayer({ itemId, onClose, queue }: Props) {
   const [skipProgress, setSkipProgress] = useState<number | null>(null);
   skipProgressRef.current = skipProgress;
   const cancelledMarkerRef = useRef<string | null>(null);
+  // The running countdown interval, so cancelAutoSkip can actually STOP it — clearing skipProgress
+  // alone left the interval ticking, which re-set the progress ~100ms later and skipped anyway.
+  const skipTimerRef = useRef<number | null>(null);
   const doSkip = useCallback(
     (m: PlexMarker) => {
       setSkipProgress(null);
@@ -807,6 +810,10 @@ export default function PlexPlayer({ itemId, onClose, queue }: Props) {
   const cancelAutoSkip = useCallback(() => {
     const m = activeMarkerRef.current;
     if (m) cancelledMarkerRef.current = `${m.type}-${m.start_s}`; // don't re-arm this same marker
+    if (skipTimerRef.current) {
+      window.clearInterval(skipTimerRef.current); // actually stop the countdown, not just blank it
+      skipTimerRef.current = null;
+    }
     setSkipProgress(null);
   }, []);
   cancelAutoSkipRef.current = cancelAutoSkip;
@@ -828,10 +835,15 @@ export default function PlexPlayer({ itemId, onClose, queue }: Props) {
       setSkipProgress(p);
       if (p >= 1) {
         window.clearInterval(iv);
+        skipTimerRef.current = null;
         doSkip(m);
       }
     }, 100);
-    return () => window.clearInterval(iv);
+    skipTimerRef.current = iv;
+    return () => {
+      window.clearInterval(iv);
+      skipTimerRef.current = null;
+    };
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [activeMarker?.type, activeMarker?.start_s, prefs.autoSkipIntro, prefs.autoSkipCredits, prefs.autoSkipDelay, doSkip]);