The host chats to actor and comedian John C Reilly, who provides the voice of the title character in Disney's new animated adventure Wreck-It Ralph, and actress Hayley Atwell (Captain America: The First Avenger, Brideshead Revisited), who starred in Black Mirror on Channel 4 on Monday. Physicist Brian Cox and 1980s pop star Adam Ant also drop by, and pop duo Hurts perform live.