Helen Mirren Deep Thought (voice)
Bill Nighy Slartibartfast
John Malkovich Humma Kavula
Sam Rockwell Zaphod Beeblebrox
Martin Freeman Arthur Dent
Anna Chancellor Questular Rontok
Reece Shearsmith Additional Vogon Voices
Alan Rickman Marvin (voice)
Thomas Lennon Eddie the Computer (voice)
Zooey Deschanel Trillian
Jason Schwartzman Gag Halfrunt (uncredited)
Jemma Scott-Knox-Gore Contact Lens Technician
Warwick Davis Marvin
Stephen Fry Narrator / The Guide (voice)
Kelly Macdonald Reporter
Bjørn Ole Schroeder ADR Supervisor
Edgar Wright Deep Thought Technician (uncredited)
Mark Gatiss Additional Vogon Voices
Steve Pemberton Mr. Prosser
Mark Rhino Smith Pall Bearer (uncredited)
Jeffrey Chernov Production Executive
Richard Griffiths Jeltz (voice)
Charlotte-Rose Armstrong Assistant Costume Designer
Jay Roach Producer
Ian McNeice Kwaltz (voice)
Igor Jadue-Lillo Director of Photography
Simon Finney "A" Camera Operator
Bill Bailey The Whale (voice)
Laurie Sparham Still Photographer
Spike Jonze Thanks
Chris Lyons Special Effects Makeup Artist
Yasiin Bey Ford Prefect
Mark Appleby ADR Recordist
Peter Gleaves ADR Mixer
Karey Kirkpatrick Screenplay
Gary Barber Producer
Douglas Adams Novel, Screenplay, Executive Producer
Nathaniel De'Lineadeus Special Effects Makeup Artist
Garth Jennings Director
Jack Stew Foley Artist
Duncan Jarman Prosthetic Makeup Artist
Spencer Wilding Vogon Soldier
John Gamble First Assistant Camera
Simon Jones Ghostly Image
Jim Dowdall Stunt Coordinator
Bobby Prince Unit Manager
Ian Wilson Supervising Sound Editor
Su Elliot Pub Customer
Sunny Rowley Key Set Costumer
Eddie Knight Gaffer
John Marzano Aerial Director of Photography
Dean Clegg Assistant Art Director
Albie Woodington Barman
Andy Bennett Stunts
Cecily Fay Creature Performer
Jan Meade Projection
Todd Arnow Co-Producer
Chris Rosewarne Propmaker
Marcia Ross Casting
Frank Walsh Supervising Art Director
Roger Birnbaum Producer
Diane Greaves Foley Artist
Angus Bickerton Visual Effects Supervisor
Joey Coughlin Electrician
Rosemary Burrows Costume Supervisor
Phil Sims Art Direction
Andy Thomson Art Direction
Vanessa Baker ADR Voice Casting
Paul Gooch Makeup Artist
Mark Bakowski Digital Compositor
Deborah Simmrin Unit Publicist
Andy Shelley Dialogue Editor