Raina Barrett

as Test Girl / Various Roles

Bill Macy

as Monte / Mute Physican / Various Roles

Margo Sappington

as Cherie / Various Roles

Mark Dempsey

as Alfred / Dr. Jaspers / Various Roles

Samantha Harper

as Helen / Dumb Nurse / Various Roles

Patricia Hawkins

as Jill / Various Roles

Mitchell McGuire

as Dick / Various Roles

Gary Rethmeier

as Dale / Pearloyster / Various Roles

Nancy Tribush

as Jane / Sue Ellen / Dr. Bronson / Various Roles

George Welbes

as Jack / Various Roles

Peter Lanigan

as Himself (uncredited)