David Bowie
Thomas Jerome Newton
Rip Torn
Nathan Bryce
Candy Clark
Mary-Lou
Tony Mascia
Arthur
Buck Henry
Oliver Farnsworth
Bernie Casey
Peters
Adrienne La Russa
Helen
Claudia Jennings
Peters' Wife
Rick Riccardo
Trevor
Jim Lovell
James Lovell
Hilary Holland
Jill
Linda Hutton
Elaine
Jackson D. Kane
Professor Canutti
Lilybelle Crawford
Jewelery Store Owner
Richard Breeding
Receptionist
Albert Nelson
Waiter
Peter Prouse
Peters' Associate