Sam Rockwell Zaphod Beeblebrox
John Malkovich Humma Kavula
Helen Mirren Deep Thought (voice)
Kelly Macdonald Reporter
Jason Schwartzman Gag Halfrunt (uncredited)
Martin Freeman Arthur Dent
Bill Nighy Slartibartfast
Alan Rickman Marvin (voice)
Zooey Deschanel Trillian
Mark Gatiss Additional Vogon Voices
Warwick Davis Marvin
Steve Pemberton Mr. Prosser
Stephen Fry Narrator / The Guide (voice)
Anna Chancellor Questular Rontok
Richard Griffiths Jeltz (voice)
Edgar Wright Deep Thought Technician (uncredited)
Ian McNeice Kwaltz (voice)
Yasiin Bey Ford Prefect
Spike Jonze Thanks
Thomas Lennon Eddie the Computer (voice)
Reece Shearsmith Additional Vogon Voices
Karey Kirkpatrick Screenplay
Garth Jennings Director
Jay Roach Producer
Bill Bailey The Whale (voice)
Simon Finney "A" Camera Operator
Frazer Fennell-Ball Other
Mark Rhino Smith Pall Bearer (uncredited)
Diane Greaves Foley Artist
Richard Baker Digital Compositors
Simon Jones Ghostly Image
Albie Woodington Barman
Gary Barber Producer
Jemma Scott-Knox-Gore Contact Lens Technician
Douglas Adams Executive Producer, Novel, Screenplay
Su Elliot Pub Customer
Peter Gleaves ADR Mixer
Andy Bennett Stunts
Chris Lyons Special Effects Makeup Artist
Spencer Wilding Vogon Soldier
Jerome St. John Blake Vogon Soldier
Cecily Fay Creature Performer
Vanessa Baker ADR Voice Casting
Peter Heslop Unit Production Manager
Mark Appleby ADR Recordist
Jim Dowdall Stunt Coordinator
Chris Croucher Crowd Assistant Director
Paul Edwards Steadicam Operator
Jonathan Glickman Producer
Roger Birnbaum Producer
Ian Kay Creature Performer
Mark Bakowski Digital Compositor
Michael Connell Supervising Music Editor
Terence Madden Other
Dominique Jackson Fook
Chris Rosewarne Propmaker
Andy Fowler Visual Effects Producer
Jack Stew Foley Artist
Stewart Monteith Best Boy Electric
Paul Drenning ADR Mixer
John Gamble First Assistant Camera
Liz Tagg Hair Designer, Makeup Designer
Chas Bain Focus Puller
Ian Wilson Supervising Sound Editor
Angus Bickerton Visual Effects Supervisor
John Arnold Key Grip
Tim Dean Libra Head Technician
Mak Wilson Vogon Interpreter (voice)
Andy Thomson Art Direction
Sarah Bennett Creature Performer
Niven Howie Editor
Matthew Smith Prosthetic Makeup Artist