Alan Abel

Dr. Rogers

Buck Henry

Dr. Louise Manos

Marshall Efron

Vince Domino

Holly Woodlawn

Herself

Robert Downey Sr.

Himself

Jim Moran

Dr. Elevenike

Earle Doud

Merkin the Magician

Lawrence Wolf

Sexbowl Announcer / Seance Spirit

James Dixon

Richard M. Nixon

Iris Brooks

Breast Development Student

Jeanne Abel

Clinic Nurse

Eric Edwards

Clinic Patient

Chris Jordan

Clinic Patient

Janet Banzet

Clinic Patient

Jennifer Welles

Merkin's Assistant

Tina Russell

Magic Act Contestant

Barton Heyman

Brad Barlow

K.C. Townsend

Woman on Table

Rita Bennett

Bambi Ferguson (uncredited)

Mink Stole

Dominatrix (uncredited)

Rubin Carson

Self

Helen Ludlam

Clinic Patient