John Barrowman

DC's Legends of Tomorrow (2016)
When heroes alone are not enough…the world needs legends. Having seen the future, traveling rogue Rip Hunter assembles a disparate group of both heroes and villains to confront the unstoppable threat of...

Doctor Who (2006)
"Remember this: the only things you need to know to appreciate any story is that the Doctor is an alien with a time machine whose idea of fun is having adventures in time and space, and he almost...