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