Robert Downey Jr. Kirk Lazarus
Tom Cruise Les Grossman
Matthew McConaughey Rick Peck
Jack Black Jeff Portnoy
Jason Bateman Jason Bateman
Ben Stiller Story, Producer, Director, Screenplay, Tugg Speedman
Tobey Maguire Tobey Maguire
Jennifer Love Hewitt Jennifer Love Hewitt
Nick Nolte Four Leaf Tayback
Jon Voight Jon Voight
Bill Hader Rob Slolom
Justin Theroux Screenplay, Story, Executive Producer, UH-1 Huey Gunner (uncredited)
Jay Baruchel Kevin Sandusky
Danny McBride Cody
Christine Taylor Rebecca - Simple Jack Clip
Steve Coogan Damien Cockburn
Reggie Lee Byong
Alicia Silverstone Alicia Silverstone
Miko Hughes Radio DJ (uncredited)
Brandon T. Jackson Alpa Chino
Brandon Soo Hoo Tran
Yvette Nicole Brown Peck's Assistant - Peck's Office
Tyra Banks Tyra Banks
Etan Cohen Screenplay
Amy Stiller Script Supervisor - Vietnam Crew
Lance Bass Lance Bass
Francine Maisler Casting
Valerie Azlynn Damien's Assistant - Vietnam Crew
James Lew Stunts, Flaming Dragon Compound Person (uncredited)
Mini Anden Grossman's Secretary - Grossman's Office
Maria Menounos Maria Menounos
Hank Amos Stunts
Anthony Ruivivar Platoon Sergeant Shot in Head - Hot LZ
Nadine Ellis Speedman Assistant - Vietnam Crew
Kyle Cooper Title Designer
Steve Baine Foley Artist
Anya Monzikova Trophy Presenter (uncredited)
Trieu Tran Tru
Robert Alonzo Stunts
David Pressman First Assistant Director - Vietnam Crew
Phil Neilson Second Unit Director
John Koyama Stunts
Gary Burritt Negative Cutter
Marguerite Pomerhn Derricks Choreographer
Ron Bartlett Sound Re-Recording Mixer
Lin Oeding Stunts
Simon Rhee Stunts, Flaming Dragon Compound Person (uncredited)
Brittany Perry-Russell Booty Sweat Girl (uncredited)
Craig Henighan Sound Re-Recording Mixer, Supervising Sound Editor
Eric Winzenried Chopper Pilot - Hot LZ
Jeff Mann Production Design
Tsuyoshi Abe Stunts
Jeff Kahn Snooty Waiter - Fatties Trailer
Thomas J. O'Connell ADR Mixer
Jeff Imada Stunts
Vanessa Lapato Dialogue Editor
Matt Levin Cameraperson - Vietnam Crew
Kazu Hiro Special Effects Makeup Artist
Gabriel Pimentel Stunts
Zack Duhame Stunts
Nick Brandon Stunts
Joe Basile Stunts
Gerald Quist Makeup Department Head, Special Effects Makeup Artist
Theodore Shapiro Original Music Composer
Becca Sweitzer Go Go Dancer (uncredited)
Marco Rubeo Assistant Art Director
Natalie Cohen Stewardess (uncredited)
Kathy Driscoll-Mohler Casting
Keith Splinter Davis Stunts
Steven Melton Property Master
Michael Romano Electrician
John Toll Director of Photography