Directed by
| Hugh Gladwish | ||
| Mike Mansfield | ... | (uncredited) |
Writing Credits (in alphabetical order)
| Barry Gibb | ... | (deviser) |
| Maurice Gibb | ... | (deviser) |
Cast (in credits order)
| Barry Gibb | ... | Prince Frederick, King of Cucumber / Singer | |
| Maurice Gibb | ... | Prince Marmaduke, King of Jelly / Singer | |
| Ginger Baker | ... | Self - Musician (as Blind Faith) | |
| Peter Blythe | ... | Narrator | |
| Eleanor Bron | ... | Lady Margerie Pee | |
| Eric Clapton | ... | Self - Musician (as Blind Faith) | |
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Pat Coombs | ... | Nurse Sarah Charles Bottom |
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Ric Grech | ... | Self - Musician (as Blind Faith) |
| Frankie Howerd | ... | Dying King | |
| Lulu | ... | Lulu the cook | |
| Spike Milligan | ... | The Court Jester | |
| Julian Orchard | ... | Julian the Lord Chamberlaine | |
| Vincent Price | ... | Wicked Count Voxville | |
| Steve Winwood | ... | Self - Musician (as Blind Faith) | |
| Rest of cast listed alphabetically: | |||
| Sammy Davis Jr. | ... | English Tennis Star (scenes deleted) | |
| Colin Petersen | ... | Man with Knife (scenes deleted) | |
| Roger Daltrey | ... | Self in Hyde Park (uncredited) | |
| Donovan | ... | Self in Hyde Park (uncredited) | |
| Marianne Faithfull | ... | Self in Hyde Park (uncredited) | |
| Mick Jagger | ... | Self in Hyde Park (uncredited) | |
| Donovan Leitch Jr. | ... | Self in Hyde Park (uncredited) | |
Produced by
| Barry Gibb | ... | associate producer |
| Maurice Gibb | ... | associate producer |
| Mike Mansfield | ... | producer |
| Robert Stigwood | ... | executive producer |
Cinematography by
| Ben Knoll | ... | (lighting cameraman) |
Editing by
| David Woodward | ||
Costume Design by
| Rog Samuels | ||
Production Management
| Mark Edwards | ... | production manager |
Sound Department
| Colin Dandridge | ... | sound |
| Mike McDuffie | ... | sound |
| Dave Skilton | ... | sound mixer (as David Skilton) |
Camera and Electrical Department
| Vic Hughes | ... | focus puller |
| Ben Knoll | ... | lighting cameraman |
| Ray Orton | ... | camera operator |
| Dennis Ayling | ... | additional photography (uncredited) |
Costume and Wardrobe Department
| Reg Samuel | ... | wardrobe |
Music Department
| Bill Shepherd | ... | musical director |
Additional Crew
| Victoria Ford | ... | production assistant |