Jack Bruno
Dwayne Johnson
Sara
AnnaSophia Robb
Carson
Billy Brown
Siphon
Tom Woodruff Jr.
Lloyd
Bob Clendenin
Dominick
Robert Torti
Dr. Donald Harlan
Garry Marshall
Sheriff Antony
Ike Eisenmann
Eddie
Cheech Marin
Analyst D. Pleasence
Harry S. Murphy
Frank
John Duff
Marty
Bob Koherr
Seth
Alexander Ludwig
Matt
Kevin Christy
Imperial Stormtrooper Ciardi
Sam Wolfson
Imperial Stormtrooper Gray
Bryan Fogel
Stenftenagel
Beth Kennedy
Gallagher
Jonathan Slavin
Four-Star General V. Lewton
Ted Hartley
General E. Albert
Thomas Conroy
Casey Taylor
Andrew Shaifer
Gail Ross
Suzanne Krull
Oren Bergman
Steve Rosenbaum
Dr. Alex Friedman
Carla Gugino
Sunday
Christine Lakin
Herself (Brokedown Cadillac)
Corri English
Himself (Brokedown Cadillac)
Randy Dunham
Jeff LeGore
Danny Reuland
Don Ian
Iscovich
Dave Engfer
Police Officer Hough
Omar J. Dorsey
Frankie Valet
Joseph Leo Bwarie
Teddy Tentacles
Paul Nygro
Burke
Ciarán Hinds
Hendricks
Brandon Scott Miller
Ray
Dennis Hayden
Shira the UFO Huntress
Shengyi Huang
Fem-Alien #1
Hiromi Oshima
Fem-Alien #2
Christina Wun
Bar Girl
Pleasant Wayne
UFOlogist (uncredited)
Rob Simone
Chuck
John Kassir
Pope
Christopher Marquette
Matheson
Tom Everett Scott
Tina
Kim Richards
Natalie Gann
Meredith Salenger
Stunts
Sala Baker
Stunt Driver
Jeremy Fry
Tim Gilbert
Kevin Foster
Stunt Coordinator
Mike Justus
Stunt Double
Dane Farwell
Sound Designer
Shannon Mills
Austin Priester
Screenplay
Mark Bomback
Daniel Arrias
Jon Braver
Jason Rodriguez
Stanton Barrett
Steve Kelso
Eddie Braun
Norm Compton
Jimmy Hart
Casting
Sarah Halley Finn
Sound Re-Recording Mixer
Dean A. Zupancic
Director
Andy Fickman
Story
Matt Lopez
David St. Pierre
Samuel Le
Music
Trevor Rabin
Chris O'Hara
Simon Rhee
Keii Johnston
Allison Caetano
Tanoai Reed
Scott Rogers
Karine Mauffrey
Marilyn Giacomazzi
Richard Burden
David Barrett
Utility Stunts
Kim Renee
Scotty Richards
Kevin L. Jackson
Sean Graham
Gabriel Nunez
Justin Gant
Denney Pierce
Michael Caradonna
Matt Baker
Art Direction
John R. Jensen
Book
Alexander Key
Director of Photography
Greg Gardiner
Production Design
David J. Bomba
Costume Design
Genevieve Tyrrell
Executive Producer
Mario Iscovich
Makeup Department Head
Louis Lazzara
Randle Akerson
Hair Department Head
Rachel Solow
Set Decoration
Kara Lindstrom
Patrick Cassidy
Randi Hiller
Ann Marie Sanderlin
Robert L. Sephton
Terry Porter
Supervising Sound Editor
Robert Gerrits
Scott R. Fisher
Loren Dennis
Jon Capps
Robert Alonzo
Gary Baxley
Keith Shindoll
Cory Fleming
Lane Leavitt
Paul Anthony Scott
Kim Kahana Jr.
Editor
David Rennie
Producer
Andrew Gunn
Creature Design
Jerad Marantz