Alex Winter
Director
Don McManus
as
Carl Tennyson
Aloma Wright
as
Mrs. Dalton
Dee Bradley Baker
as
Wildmutt
Alfredo Tavares
as
Airport Cargo Worker
Sergey Garmash
as
Vice-premier
Kevin Tenney
Director
Patrick Muldoon
as
Jack Addison
David Nerman
as
Newspaper Editor
Michael Sarrazin
as
Prof. Nelson Zarcoff
Kevin Tenney
as
Reporter
John F. Kennedy
as
Self
Dwight D. Eisenhower
as
Self
Thomas Jane
as
Self - Narrator
Candy Clark
as
Mary-Lou
Rip Torn
as
Nathan Bryce
Phil Tippett
Director
Brian Tee
as
Cpl. Thom Kobe
Tim Conlon
as
Fleet Pilot
David Wells
as
Recruiting Sergeant
Brenda Strong
as
Sgt. Dede Rake
John Hargreaves
as
Lt.Harris
Bill Hunter
as
O'Reilly
Hugo Weaving
as
Thug
Robert David Hall
as
Azmuth
Richard McGonagle
as
Four Arms
Dee Bradley Baker
as
Robotic Lt / Wildmutt / Gluto / Eye Guy / Alien Prisoner #1 / Automated Security
Travis Willingham
as
Cannonbolt
Dee Bradley Baker
as
Jetray / Omni-Kix Jetray / Omni-Naut Jetray / Rath / Goop
Greg Cipes
as
Kevin Levin / Quad Smack / Bashmouth / Crystalfist / Rush / Hot Shot / Dark Matter / Bootleg
Tom Kenny
as
Polar Twain
Scott Derrickson
Director
Jennifer Connelly
as
Helen Benson
Keanu Reeves
as
Klaatu
Brandon T. Jackson
as
Target Tech
Daniel Bacon
as
Winslow
Luis Guzmán
as
Bystander
MacIntyre Dixon
as
DeWitt
John Pankow
as
Kovacs
Elizabeth Peña
as
Marisa Esteval
Dale Van Sickel
as
Alon
Peter Brocco
as
Krog
William Bakewell
as
Ted Richards
Jeff Morrow
as
Exeter
Edward Hearn
as
Reporter
Douglas Spencer
as
The Monitor
Barry Levinson
Director
Sharon Stone
as
Dr. Elizabeth 'Beth' Halperin
Samuel L. Jackson
as
Dr. Harry Adams
Dustin Hoffman
as
Dr. Norman Goodman
Liev Schreiber
as
Dr. Ted Fielding
Alex Winter
Director
Dee Bradley Baker
as
Big Chill / Humongousaur
Alyssa Diaz
as
Elena Validus
Alex Winter
as
Nanomech
Justin Welborn
as
Psycho 2
Paul Giamatti
as
Chairman Drek
John Goodman
as
Grimroth
James Arnold Taylor
as
Ratchet
Sylvester Stallone
as
Victor Von Ion
Michele Lupo
Director
Benito Pacifico
as
Airman
Riccardo Petrazzi
as
Fireman
Cary Guffey
as
H7-25
Bud Spencer
as
Sheriff Hall
Kari Wahlgren
as
Ariel
Mark Hamill
as
Commander Taylor / Haydonite
Richard Epcar
as
Vince Grant / Haydonite