Dr. Rogers
Alan Abel
Dr. Louise Manos
Buck Henry
Breast Development Student
Iris Brooks
Clinic Nurse
Jeanne Abel
Clinic Patient
Eric Edwards
Chris Jordan
Janet Banzet
Merkin's Assistant
Jennifer Welles
Magic Act Contestant
Tina Russell
Brad Barlow
Barton Heyman
Woman on Table
K.C. Townsend
Bambi Ferguson (uncredited)
Rita Bennett
Vince Domino
Marshall Efron
Dominatrix (uncredited)
Mink Stole
Herself
Holly Woodlawn
Himself
Robert Downey Sr.
Dr. Elevenike
Jim Moran
Merkin the Magician
Earle Doud
Rubin Carson
Sexbowl Announcer / Seance Spirit
Lawrence Wolf
Richard M. Nixon
James Dixon
Director