Doctor Who: Liam Cunningham Talks Playing A Russian Submarine Captain,...

Doctor Who: Liam Cunningham Talks Playing A Russian Submarine Captain, The 'Wonderful' Matt Smith

“Game of Thrones” star Liam Cunningham makes a guest appearance as Captain Zhukov on BBC America’s “Doctor Who” in the “Cold War” episode. What did he like about jumping aboard the franchise for the episode. Also, Liam shares his thoughts on what he thinks of Matt Smith, who plays the Doctor. Finally, Liam reveals whether it’s harder to keep “Game of Thrones” or “Doctor Who” details secret. “Doctor Who’s” “Cold War” episode airs Saturday, April 13 at 8/7c on BBC America.