On his death bed, The King orders his kingdom divided into two halves, the Kingdom of Jelly and the Kingdom of Cucumbers. Before the king even dies, Prince Frederick declares himself "King of Cucumbers" and Prince Marmaduke becomes the “King of Jelly”.
| Actor | Role |
|---|---|
 Barry GibbPrince Frederick, King of Cucumber / Singer | Prince Frederick, King of Cucumber / Singer |
 Maurice GibbPrince Marmaduke, King of Jelly / Singer | Prince Marmaduke, King of Jelly / Singer |
 LuluLulu the cook | Lulu the cook |
 Spike MilliganThe Court Jester | The Court Jester |
 Vincent PriceWicked Count Voxville | Wicked Count Voxville |
 Eleanor BronLady Margerie Pee | Lady Margerie Pee |
 Pat CoombsNurse Sarah | Nurse Sarah |
 Eric ClaptonEric Clapton | Eric Clapton |
 Ginger BakerGinger Baker | Ginger Baker |
 Steve WinwoodSteve Winwood | Steve Winwood |
| RRic GrechRic Grech | Ric Grech |
| FFrankie HowerdDying King | Dying King |
| JJulian OrchardJulian the Lord Chamberlaine | Julian the Lord Chamberlaine |
 Roger DaltreyRoger Daltrey | Roger Daltrey |
 Mick JaggerMick Jagger | Mick Jagger |
 DonovanDonovan | Donovan |
 Marianne FaithfullMarianne Faithfull | Marianne Faithfull |