Dirección: George Dunning
Los Beatles acompañan al Capitán Fred en su submarino amarillo para ir a Pimientalandia (Pepperland) para liberarla de los Malditos Azules (Blue Meanies) que habían destruido su felicidad y su música.
Paul Angelis
Ringo Starr / Chief Blue Meanie / George / Narrator (voice)
John Clive
John Lennon (voice)
Dick Emery
Jeremy Hillary Boob, Ph.D. - Nowhere Man / Lord Mayor / Max (voice)
Geoffrey Hughes
Paul McCartney (voice) (as Geoff Hughes)
Lance Percival
Old Fred (voice)
Peter Batten
George (voice) (uncredited)
George Harrison
George (uncredited)
John Lennon
John (uncredited)
Paul McCartney
Paul (uncredited)
Ringo Starr
Ringo (uncredited)
