George Osmond
Olive Osmond
Donny Osmond
Alan Osmond
Wayne
Jay
Merrill
Young Donny
Marie Osmond
Mike Curb
Self (as Jay)
Self (as Merrill)
Self (as Marie)
Self (as Donny)
Self (as Jimmy)
Self (as Alan)
Self (as Wayne)
Self (as Olive)
Self (as George)
Self (as Virl)
Self (as Tom)
Rick Hall
Older Jimmy
Younger Jimmy
Virl (as Milton Bruchanski)
Tom
Jack Regas
Karen
Roberta
Young Marie
British Psychologist
Talk Show Host (as Mariam Berstein)
Network Executive
FBI Agent
Engineer #1
Family Attorney
Waiter
Mary
L.A Engineer (uncredited)
Utah floor director (uncredited)
Actor / Dancer (uncredited)
Audience member (uncredited)
Cameraman (uncredited)
Dancer (uncredited)
Extra (uncredited)
Self (archive footage) (uncredited)