海利·乔·奥斯蒙
Haley Joel Osment
饰：大卫 David
裘德·洛
Jude Law
饰：机器情人乔 Gigolo Joe
弗兰西丝·奥康纳
Frances O'Connor
饰：莫妮卡 Monica Swinton
杰克·托马斯
Jake Thomas
饰：Martin Swinton
山姆·洛巴兹
Sam Robards
饰：Henry Swinton
威廉·赫特
William Hurt
饰：Prof. Hobby
肯·梁
Ken Leung
饰：Syatyoo-Sama
克拉克·格雷格
Clark Gregg
饰：Supernerd
凯文·苏斯曼
Kevin Sussman
饰：Supernerd
汤姆·加洛普
Tom Gallop
饰：Supernerd
尤金·奥斯门特
Eugene Osment
饰：Supernerd
艾普尔·格蕾丝
April Grace
饰：Female Colleague
马特·温斯顿
Matt Winston
饰：Executive
萨布丽娜·格德维奇
Sabrina Grdevich
饰：Secretary
西奥·格林利
Theo Greenly
饰：Todd
杰雷米·詹姆斯·基斯纳尔
Jeremy James Kissner
饰：Kid
Andy Morrow
饰：Kid
阿什利·斯科特
Ashley Scott
饰：Gigolo Jane
约翰·普洛斯凯
John Prosky
饰：Mr. Williamson, the Bellman
恩里克·克兰东尼
Enrico Colantoni
饰：The Murderer
葆拉·马尔科姆森
Paula Malcomson
饰：Patricia in Mirrored Room (as Paula Malcolmson)
布莱丹·格里森
Brendan Gleeson
饰：Lord Johnson-Johnson
迈克尔·贝雷瑟
Michael Berresse
饰：Stage Manager
凯瑟琳·莫里斯
Kathryn Morris
饰：Teenage Honey
黛维·切斯
Daveigh Elizabeth Chase
饰：Child Singer (scenes deleted)
布莱恩·特克
Brian Turk
饰：Backstage Bull
贾斯蒂娜·马查多
Justina Machado
饰：Assistant
提姆·里格比
Tim Rigby
饰：Yeoman
Lily Knight
饰：Voice in the Crowd
丽纳·欧文
Rena Owen
饰：Ticket Taker
Alan Scott
饰：Worker (as J. Alan Scott)
亚当·亚里克斯-马里
Adam Alexi-Malle
饰：Crowd Member
劳伦斯·梅森
Laurence Mason
饰：Tech Director
布伦特·塞克斯顿
Brent Sexton
饰：Russell
Ken Palmer
饰：Percussionist
迈克尔·肖姆斯·维尔斯
Michael Shamus Wiles
饰：Cop
克莱拉·贝拉
Clara Bellar
饰：FemMecha Nanny
基思·坎贝尔
Keith Campbell
饰：Roadworker
吉姆·简森
Jim Jansen
饰：Chef
伊莱扎·科尔曼
Eliza Coleman
饰：General Circuita
R. David Smith
R. David Smith
饰：Welder
维恩·维尔德森
Wayne Wilderson
饰：Comedian
Bobby Harwell
饰：TV Face
杰克·安杰尔
Jack Angel
饰：Teddy
罗宾·威廉姆斯
Robin McLaurim Williams
饰：Dr. Know
本·金斯利
Ben Kingsley
饰：Specialist
梅丽尔·斯特里普
Meryl Streep
饰：Blue Mecha
克里斯·洛克
Chris Rock
饰：Comedian
埃里克·鲍尔斯费尔德
Erik Bauersfeld
饰：Gardener
迈克尔·曼特尔
Michael Mantell
饰：Dr. Frazier at Cryogenic Institute
Miguel Pérez
饰：Robot Repairman (as Miguel Perez)
马特·马洛伊
Matt Malloy
饰：Robot Repairman
艾德里安·格尼尔
Adrian Grenier
饰：Teen in Van
Mark Allan Staubach
饰：Teen in Van (as Mark Staubach)
黛安·弗莱彻
Diane Fletcher
饰：Sentient Machine Security
Hallie Bird
饰：Waitress (uncredited)
罗尼·吉恩·贝尔维斯
Ronnie Gene Blevins
饰：Robot (uncredited)
杰伊男爵
Baron Jay
饰：Mecha Robot (uncredited)
克劳迪娅·卡茨
Claudia Katz
饰：Mecha Robot (uncredited)
凯蒂·罗曼
Katie Lohmann
饰：Pleasure Mecha (uncredited)
克里斯巴勒莫
Chris Palermo
饰：Red Biker Hound (uncredited)
Sandra Plazinic
Sandra Plazinic
饰：Robot (uncredited)
Billy Scudder
饰：Mechanic
Michael Fishman
饰：Teen in Van
Jeanine Salla
饰：Sentient Machine Therapist
Laia Salla
饰：Mr. Chan's Assistant
Kate Nei
饰：Toe Bell Ringing
Claude Gilbert
饰：Cybertronics - Room 93056
Red King
饰：Covert Information Retrieval
Al Jourgensen
饰：Flesh Fair Band Member
Paul Barker
饰：Flesh Fair Band Member
Max Brody
饰：Flesh Fair Band Member
Duane Buford
饰：Flesh Fair Band Member
Adam Grossman
饰：Flesh Fair Band Member
Ty Coon
饰：Flesh Fair Band Member
Linda Asuma
Linda Asuma
饰：Waitress (uncredited)
Brian Feldman
饰：Flesh Fairgoer (uncredited)
Kelly Felix
饰：Butler Mecha (uncredited)
John Harmon
饰：Medic Mecha (uncredited)
Sarena Mobley
饰：Exotic Girl (uncredited)
Valek Sykes
Valek Sykes
饰：Bull (uncredited)
Marcus A. York
Marcus A. York
饰：Flesh Fair (uncredited)
Dillon McEwin
饰：Kid
柯特·杨伯格
Curt Youngberg
饰：Kid
海利·金
Haley King
饰：Amanda
Vito Carenzo
Vito Carenzo
饰：Big Man
Jason Sutter
饰：Percussionist
Tim Rhoze
Tim Rhoze
饰：Laboratory Technician (as Tim Edward Rhoze)
罗宾·威廉姆斯
Robin McLaurim Williams
成宫宽贵
成宮寛貴
克里斯·洛克
Chris Rock
杰克·安杰尔
Jack Angel
饰：配音
Lily Knight