TV Article TV Jukebox: songs from The Big Bang Theory, Doctor Who, The Leftovers, and more TV's best musical moments from 'The Big Bang Theory,' 'Doctor Who,' 'The Leftovers,' and more By Dana Rose Falcone Published on December 11, 2015 07:47PM EST Photo: BBC WORLDWIDE LIMITED Have you found yourself wondering, “What’s that song?” while watching your favorite TV shows? We’re here to tell you. (Warning for those still catching up on DVR: Spoilers ahead.)