James Spader

Joey Callaghan

Belinda Bauer

Mary the Alien

Peter Kowanko

Stewy

Clark Johnson

Ralph

Jacqueline Brookes

Dr. Hobbes

Chuck Shamata

Chairman

Tony Devon

Bixby

James Kidnie

Federal Agent

Ed Groenenberg

Enemy Alien #1

Roland Groenenberg

Enemy Alien #2

Fred Lee

Waiter

Barbara Barnes-Hopkins

Waitress

Andy Maton

Frankie

Jeffrey Bloom