Vincent Schiavelli
as John O'Connor
Pepe Serna
as Reno Nevada
Jonathan Banks
as Lizardo Hospital Guard
Rosalind Cash
as John Emdall
Jamie Curtis
as Sandra Banzai - Buckaroo's Mother (scenes deleted)
Ronald Lacey
as President Widmark
Lewis Smith
as Perfect Tommy
Robert Ito
as Professor Hikita
Matt Clark
as Secretary of Defense
William Traylor
as General Catburd
Mariclare Costello
as Senator Cunningham
Yakov Smirnoff
as National Security Advisor
Billy Vera
as Pinky Carruthers