Question: In regards to the actress who starred in the 2013 British romantic comedy-drama film about a young man with the special ability to time travel who tries to change his past in order to improve his future, who did she portray in a BBC adaptation in 2011?
Sentence (from "Grandfather paradox"): Despite its title, the grandfather paradox does not exclusively regard the contradiction of killing one's own grandfather to prevent one's birth.
Relevant evidence: No