Ringo Starr / Chief Blue Meanie / George / Narrator (voice)
Paul Angelis
John Lennon (voice)
John Clive
Jeremy Hillary Boob, Ph.D. - Nowhere Man / Lord Mayor / Max (voice)
Dick Emery
Paul McCartney (voice) (as Geoff Hughes)
Geoffrey Hughes
Old Fred (voice)
Lance Percival
George (voice) (uncredited)
Peter Batten
George (uncredited)
George Harrison
John (uncredited)
John Lennon
Paul (uncredited)
Paul McCartney
Ringo (uncredited)
Ringo Starr
Songs
Animation
Gerald Potterton
Music
Director
George Dunning
Gillian Lacey
Music Director
George Martin
Screenplay
Erich Segal
Editor
Brian J. Bishop
Al Brodax
Director of Photography
John Williams
Jack Mendelsohn
Lee Minoff
Producer
Paul Driessen
Geoff Collins
Animation Director
Robert Balser
Original Story
Jack Stokes
Art Direction
Heinz Edelmann