Martin Freeman character Arthur Dent
Zooey Deschanel character Trillian
Sam Rockwell character Zaphod Beeblebrox
Yasiin Bey character Ford Prefect
John Malkovich character Humma Kavula
Helen Mirren character Deep Thought
Stephen Fry character Narrator/The Guide
Anna Chancellor character Questular Rontok
Bill Bailey character The Whale
Dominique Jackson character Fook
Thomas Lennon character Eddie the Computer
Bill Nighy character Slartibartfast
Alan Rickman character Marvin
Steve Pemberton character Mr. Prosser
Albie Woodington character Barman
Warwick Davis character Marvin
Richard Griffiths character Jeltz (voice)
Ian McNeice character Kwaltz (voice)
Mark Gatiss character Additional Vogon Voices (as League of Gentlemen)
Reece Shearsmith character Additional Vogon Voices (as The League of Gentlemen)
Edgar Wright character Deep Thought Technician
Simon Jones character Ghostly Image
Kelly Macdonald character Reporter
