diff --git a/apps/openmw/mwrender/videoplayer.cpp b/apps/openmw/mwrender/videoplayer.cpp
index 9fd1cee96..79f2fa948 100644
--- a/apps/openmw/mwrender/videoplayer.cpp
+++ b/apps/openmw/mwrender/videoplayer.cpp
@@ -50,6 +50,29 @@ extern "C"
     #endif
 }
 
+#ifdef _WIN32
+    // Decide whether to play binkaudio.
+    #include <libavcodec/version.h>
+    // libavcodec versions 54.10.100 (or maybe earlier) to 54.54.100 potentially crashes Windows 64bit.
+    // From version 54.56 or higher, there's no sound due to the encoding format changing from S16 to FLTP
+    // (see https://gitorious.org/ffmpeg/ffmpeg/commit/7bfd1766d1c18f07b0a2dd042418a874d49ea60d and
+    // http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=3049d5b9b32845c86aa5588bb3352bdeb2edfdb2;hp=43c6b45a53a186a187f7266e4d6bd3c2620519f1),
+    // but does not crash (or at least no known crash).
+    #if (LIBAVCODEC_VERSION_MAJOR > 54)
+        #define FFMPEG_PLAY_BINKAUDIO
+    #else
+        #ifdef _WIN64
+            #if ((LIBAVCODEC_VERSION_MAJOR == 54) && (LIBAVCODEC_VERSION_MINOR >= 55))
+                #define FFMPEG_PLAY_BINKAUDIO
+            #endif
+        #else
+            #if ((LIBAVCODEC_VERSION_MAJOR == 54) && (LIBAVCODEC_VERSION_MINOR >= 10))
+                #define FFMPEG_PLAY_BINKAUDIO
+            #endif
+        #endif
+    #endif
+#endif
+
 #define MAX_AUDIOQ_SIZE (5 * 16 * 1024)
 #define MAX_VIDEOQ_SIZE (5 * 256 * 1024)
 #define AV_SYNC_THRESHOLD 0.01
@@ -970,13 +993,14 @@ void VideoState::init(const std::string& resourceName)
         MWBase::Environment::get().getSoundManager()->pauseSounds();
 
     this->external_clock_base = av_gettime();
-#ifdef WIN32
-    // FIXME: Need FFmpeg FLTP audio support for BIK video format
-    std::cout<<"Sound temporarily disabled for \""+resourceName+"\""<<std::endl;
-#else
+
+#if !defined(_WIN32) || defined(FFMPEG_PLAY_BINKAUDIO)
     if(audio_index >= 0)
         this->stream_open(audio_index, this->format_ctx);
+#else
+    std::cout<<"FFmpeg sound disabled for \""+resourceName+"\""<<std::endl;
 #endif
+
     if(video_index >= 0)
     {
         this->stream_open(video_index, this->format_ctx);
diff --git a/apps/openmw/mwscript/cellextensions.cpp b/apps/openmw/mwscript/cellextensions.cpp
index 825d62efb..ac175634b 100644
--- a/apps/openmw/mwscript/cellextensions.cpp
+++ b/apps/openmw/mwscript/cellextensions.cpp
@@ -88,6 +88,12 @@ namespace MWScript
 
                 virtual void execute (Interpreter::Runtime& runtime)
                 {
+                    if (!MWBase::Environment::get().getWorld()->getPlayerPtr().isInCell())
+                    {
+                        runtime.push (0);
+                        return;
+                    }
+
                     bool interior =
                         !MWBase::Environment::get().getWorld()->getPlayerPtr().getCell()->getCell()->isExterior();