The Cast

Credit to: IMDb

Tim Allen as Jason Nesmith/Commander Peter Quincey Taggart
Sigourney Weaver as Gwen DeMarco/Lt. Madison
Alan Rickman as Alexander 'Alex' Dane/Dr. Lazarus
Tony Shalhoub as Fred Kwan/Tech. Sgt. Chen/Fred's Look-a-like from Sarris
Sam Rockwell as Guy Fleegman
Daryl Mitchell as Tommy Webber/Laredo, Pilot
Enrico Colantoni as Commander Mathesar
Robin Sachs as General Sarris
Patrick Breen as Quellek
Missi Pyle as Laliari
Jed Rees as Thermian Historian Teb
Justin Long (I) as Brandon Wheeger, Commander Fan
Jeremy Howard as Kyle, Commander Fan
Kaitlin Cullum as Katelyn
Jonathan Feyer as Hollister

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