diff --git a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
index 8413488cc3..bcedbfc238 100644
--- a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
@@ -387,6 +387,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public AudioComponent getAudioComponent() {
+    verifyApplicationThread();
     return this;
   }
 
@@ -394,6 +395,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public VideoComponent getVideoComponent() {
+    verifyApplicationThread();
     return this;
   }
 
@@ -401,6 +403,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public TextComponent getTextComponent() {
+    verifyApplicationThread();
     return this;
   }
 
@@ -408,6 +411,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public DeviceComponent getDeviceComponent() {
+    verifyApplicationThread();
     return this;
   }
 
@@ -481,6 +485,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public void retry() {
+    verifyApplicationThread();
     prepare();
   }
 
@@ -911,6 +916,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public void stop() {
+    verifyApplicationThread();
     stop(/* reset= */ false);
   }
 
@@ -1194,6 +1200,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public @C.VideoScalingMode int getVideoScalingMode() {
+    verifyApplicationThread();
     return videoScalingMode;
   }
 
@@ -1211,11 +1218,13 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public @C.VideoChangeFrameRateStrategy int getVideoChangeFrameRateStrategy() {
+    verifyApplicationThread();
     return videoChangeFrameRateStrategy;
   }
 
   @Override
   public VideoSize getVideoSize() {
+    verifyApplicationThread();
     return videoSize;
   }
 
@@ -1362,6 +1371,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public AudioAttributes getAudioAttributes() {
+    verifyApplicationThread();
     return audioAttributes;
   }
 
@@ -1392,6 +1402,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public int getAudioSessionId() {
+    verifyApplicationThread();
     return audioSessionId;
   }
 
@@ -1403,6 +1414,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public void clearAuxEffectInfo() {
+    verifyApplicationThread();
     setAuxEffectInfo(new AuxEffectInfo(AuxEffectInfo.NO_AUX_EFFECT_ID, /* sendLevel= */ 0f));
   }
 
@@ -1421,11 +1433,13 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public float getVolume() {
+    verifyApplicationThread();
     return volume;
   }
 
   @Override
   public boolean getSkipSilenceEnabled() {
+    verifyApplicationThread();
     return skipSilenceEnabled;
   }
 
@@ -1444,6 +1458,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public AnalyticsCollector getAnalyticsCollector() {
+    verifyApplicationThread();
     return analyticsCollector;
   }
 
@@ -1490,24 +1505,28 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Nullable
   public Format getVideoFormat() {
+    verifyApplicationThread();
     return videoFormat;
   }
 
   @Override
   @Nullable
   public Format getAudioFormat() {
+    verifyApplicationThread();
     return audioFormat;
   }
 
   @Override
   @Nullable
   public DecoderCounters getVideoDecoderCounters() {
+    verifyApplicationThread();
     return videoDecoderCounters;
   }
 
   @Override
   @Nullable
   public DecoderCounters getAudioDecoderCounters() {
+    verifyApplicationThread();
     return audioDecoderCounters;
   }
 
@@ -1577,6 +1596,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public void setHandleWakeLock(boolean handleWakeLock) {
+    verifyApplicationThread();
     setWakeMode(handleWakeLock ? C.WAKE_MODE_LOCAL : C.WAKE_MODE_NONE);
   }