Songs of Castle season 6
23 episodes, 27 songs
- Episode 1Valkyrie (1)
- Episode 2Dreamworld (2)2 songs
- Episode 3Need to Know
- Episode 4Number One Fan
- Episode 5Time Will Tell
- Episode 6Get a Clue
- Episode 7Like Father, Like Daughter
- Episode 8A Murder Is Forever
- Episode 9Disciple1 song
- Episode 10The Good, The Bad & The Baby1 song
- Episode 11Under Fire
- Episode 12Deep Cover1 song
- Episode 13Limelight3 songs
- Episode 14Dressed To Kill2 songs
- Episode 15Smells Like Teen Spirit2 songs
- Episode 16Room 147
- Episode 17In the Belly of the Beast
- Episode 18The Way of the Ninja3 songs
- Episode 19The Greater Good1 song
- Episode 20That '70s Show4 songs
- Episode 21Law & Boarder4 songs
- Episode 22Veritas
- Episode 23For Better or Worse3 songs
Theme Song
Castle Whistle Theme
Robert Duncan