Geeky·Posted on Jul 10, 2015The Cast Of "Doctor Who" Has Some Advice For Aspiring Time LordsAnd companions! Peter Capaldi, Jenna Coleman, and Michelle Gomez keep it 100 at SDCC.by Krutika MallikarjunaBuzzFeed StaffLinkFacebookPinterestTwitterMail For aspiring Doctors: Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF For aspiring companions: Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF And finally, for aspiring Masters: Tap to play GIF Tap to play GIF