马丁·弗瑞曼
Martin Freeman
饰：阿瑟·登特 Arthur Dent
山姆·洛克威尔
Sam Rockwell
饰：赞福德 Zaphod Beeblebrox
比尔·奈伊
Bill Nighy
饰：Slartibartfast
沃维克·戴维斯
Warwick Davis
饰：马文 Marvin
艾伦·瑞克曼
Alan Sidney Patrick Rickman
饰：马文（语音） Marvin
海伦·米伦
Helen Mirren
饰：深层次思考（声音） Deep Thought
斯蒂芬·弗雷
Stephen Fry
饰：讲述,本指南（声音） Narrator,The Guide
约翰·马尔科维奇
John Malkovich
饰：Humma Kavula
托马斯·列农
Thomas Lennon
饰：埃迪计算机（声音） Eddie the Computer
凯莉·麦克唐纳
Kelly Macdonald
饰：记者 Reporter
理查德·格雷弗斯
Richard Griffiths
饰：Jeltz
伊恩·麦克尼奇
Ian McNeice
饰：Kwaltz
史蒂夫·佩姆伯顿
Steven James Pemberton
饰：Mr. Prosser,Additional Vogon Voices (also as The League of Gentl
里斯·谢尔史密斯
Reece ShearSmith
饰：Additional Vogon Voices (as The League of Gentlemen)
马克·威尔逊
Mak Wilson
饰：Vogon Interpreter
本·厄特利
Ben Uttley
饰：Vogon Soldier
Patrick Walker
饰：Vogon Soldier
斯宾塞·怀尔丁
Spencer Wilding
饰：Vogon Soldier
Alex Argenti
Alex Argenti
饰：Alien (uncredited)
Ray Donn
Ray Donn
饰：Humma Worshiper (uncredited)
詹森·舒瓦兹曼
Jason Schwartzman
饰：Gag Halfrunt (uncredited)
马克·史密斯
Mark Rhino Smith
饰：Pall Bearer (uncredited)
埃德加·赖特
Edgar WRIGHT
饰：Deep Thought Technician (uncredited)
佐伊·丹斯切尔
Zooey Claire Deschanel
饰：Trillian
茅斯·达夫
Dante Terrell Smith
饰：Ford Prefect
安娜·钱斯勒
Anna Chancellor
饰：Questular Rontok
西蒙·琼斯
SimonJones
饰：Ghostly Image
马克·朗赫斯特
Mark Longhurst
饰：Bulldozer Driver
多米妮克·杰克逊
Dominique Jackson
饰：Fook
苏·艾略特
Su Elliot
饰：Pub Customer (as Su Eliott)
马克·加蒂斯
Mark Gatiss
饰：Additional Vogon Voices (as The League of Gentlemen)
杰克·斯坦利
Jack Stanley
饰：Lunkwill
阿尔比·伍丁顿
Albie Woodington
饰：Barman
Mason Ball
饰：Creature Performer
莎拉·本内特
Sarah Bennett
饰：Creature Performer
Danny Blackner
饰：Creature Performer
Hayley Burroughs
Hayley Burroughs
饰：Creature Performer
塞西莉·费伊
Cecily Fay
饰：Creature Performer (as Cecily Faye)
Aron Freeman
饰：Creature Performer
Ian Kay
Ian Kay
饰：Creature Performer
Nikki McInness
饰：Creature Performer
Mohsen Nouri
饰：Creature Performer
Ollie Parham
饰：Creature Performer (as Ollie Parham)
Nigel Plaskitt
Nigel Plaskitt
饰：Creature Performer
Lynn Robertson Bruce
饰：Creature Performer (as Lynne Robertson Bruce)
Jerome Blake
饰：Vogon Soldier
Milo Bodrozic
饰：Vogon Soldier
Martin Dawson
饰：Vogon Soldier
Dan Ellis
饰：Vogon Soldier
Steve Grindle
饰：Vogon Soldier
Art Hewitt
饰：Vogon Soldier
Simon Hibbs
饰：Vogon Soldier
Rob Horseman
饰：Vogon Soldier
Mike Lewis
饰：Vogon Soldier
Paul Nathaniel
饰：Vogon Soldier
蒂姆·佩兰
Tim Perrin
饰：Vogon Soldier
Jessie Riley
饰：Vogon Soldier
Tucker Stevens
饰：Vogon Soldier
Ashley Stuart
饰：Vogon Soldier
William Wollen
饰：Vogon Soldier
Polly Jane Adams
饰：London Citizen (uncredited)
Jane Belson
饰：Extra (uncredited)
Peter Burroughs
Peter Burroughs
饰：Marvin (uncredited)
Susie Gossling Valerio
Susie Gossling Valerio
饰：Daewoo Driver (uncredited)
里奇·约翰斯顿
Rich Johnston
饰：Congregation (uncredited)
Jim Lynn
饰：London Citizen (uncredited)
Alisha Smith
饰：Trillian DBL (uncredited)
Sean Sollé
饰：London Citizen (uncredited)
Mark Stevenson
饰：Native American (uncredited)
James Thrift
饰：London Citizen (uncredited)
比尔·贝利
Bill Bailey
饰：The Whale
Zoe Kubaisi
饰：Benjy Mouse (uncredited)
斯蒂芬·弗雷
Stephen Fry
理查德·格雷弗斯
Richard Griffiths
托马斯·列农
Thomas Lennon
伊恩·麦克尼奇
Ian McNeice
多米尼克·杰克逊
Dominique Jackson
艾伦·瑞克曼
Alan Sidney Patrick Rickman
马克·威尔逊
Mak Wilson
Polly Jane Rocket Adams
加斯·詹宁斯
Garth Jennings
Susie Valerio
Jerome St. John Blake
饰：Vogon Soldier,(as Jerome Blake)
Oliver Parham
饰：Creature Performer,(as Ollie Parham)