John Lennon as Self / Ticket Salesman / Magician with Coffee / Narrator

Paul McCartney as Self / Major McCartney / Brown Nosed Magician

George Harrison as Self / Magician Looking Through Telescope

Ringo Starr as Self / Talkative Magician

Vivian Stanshall as The Bonzo Dog Doo-Dah Band

Neil Innes as The Bonzo Dog Doo-Dah Band

Roger Ruskin Spear as The Bonzo Dog Doo-Dah Band

Larry 'Legs' Smith as The Bonzo Dog Doo-Dah Band

Sam Spoons as The Bonzo Dog Doo-Dah Band

Rodney Slater as The Bonzo Dog Doo-Dah Band

Jan Carson as Stripper

George Claydon as Photographer

Ivor Cutler as Mr Buster Bloodvessel

Shirley Evans as Accordionist

Nat Jackley as Rubber Man

Nichola as Little Girl

Jessie Robins as Aunt Jessica

Derek Royle as Jolly Jimmy

Victor Spinetti as Army Sergeant

Miranda Forbes as Hostess Wendy Winters (as Mandy Weet)

Maggie Wright as Starlet

Alexis Mardas as Himself

Vernon Dudley Bowhay Nowell as Bass Player, Bonzo Dog Doo Dah Band

Mal Evans as Magician standing in the corner

Linda Lawson as Passenger on Bus

Cynthia Lennon as Self (uncredited)

Julian Lennon as Self (uncredited)

Angelo Muscat as Catching Dwarf (uncredited)