John Barrowman's Captain Jack Harkness has a very interesting backstory in the Doctor Who universe, and "Joy to the World" quietly adds to his lore.

Doctor Who follows a time lord, a Doctor of Science who loves planet Earth and travels the galaxy ... Varada Sethu is set to be the new companion for the fifteenth doctor in the fifteenth season ...

Sometimes it’s to advance the show’s canon, other times it was to introduce a new Doctor ... up to The Doctor and Joy to figure out how to make sure the star is far away from Earth when ...

Doomsday's Doctor Doom earlier this summer, but if Earth-616 is getting a new Variant for the MCU's next Saga, we'd like one ...