Question: What actor portrayed the vice-president and chief operating officer of Thoratec Corporation in the movie "United 93"?
Sentence (from "Christian Clemenson"): He has appeared in a number of highly acclaimed films, including "Hannah and Her Sisters", "Broadcast News", "Apollo 13" and "The Big Lebowski", and portrayed Tom Burnett in Paul Greengrass' "United 93".
Relevant evidence: Yes