The Doctor's companions in 2011 will be Amy and Rory.
The only Classic Doctor Who episode in which the Doctor had no companion is 'The Deadly Assassin'
The Doctor and his companion are the heroes.
A Foolish Companion - 2011 was released on: USA: December 2011
The cast of Anew Sight - 2011 includes: Eric Cavizo as Eric Cavizo Chelsey Rae as Chelsea Rae
The doctor's companion in 2009 was Amy Pond. The actress's name is Karen Gillan.
The cast of The Companion - 2011 includes: James Groom
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The cast of The Dark Companion - 2011 includes: Beau Brown as The Dark Companion Lynn Talley as Susan
The cast of My Extraordinary Companion - 2011 includes: James Chud
The Fourth Doctor, played by Tom Baker, had K9 as his companion. K9 is a robotic dog created by the Fourth Doctor in the TV series "Doctor Who".
kylie minogue
The actress Billie Piper played the companion, Rose Tyler, in the show Doctor Who. Billie piper acted in seasons 1 and 2 as the doctor's companion. She also acted in seasons 4 and the episode called The Day Of The Doctor as bad wolf.