- Professor Michael Bentine/Voices (The Bumblies):
- Michael Bentine
- Writer (The Scarlet Eagle):
- Tony van Bridge
- Fights arranged by (The Scarlet Eagle):
- Joseph Chelton
- Designer (The Scarlet Eagle):
- Stewart Marshall
- Producer (The Scarlet Eagle):
- Jonathan Alwyn
- Sir Herbert Dunham:
- Charles Lloyd Pack
- Captain Rawlings:
- Jack Gwillam
- Cicely Dunham:
- Pat Garwood
- Mr. Dews:
- Michael Partridge
- Captain Plunder:
- Hugh Manning
- Lime:
- Toke Townley
- Tiny:
- Colin Douglas
- Captain Giles:
- Sean Barrett
- Sneak:
- Kenneth Haigh
- Sailors and Pirates:
- Nigel Beard
- Sailors and Pirates:
- Joseph Chelton
- Sailors and Pirates:
- Eric Lander
- Sailors and Pirates:
- Ian Mullins
- Sailors and Pirates:
- Peter Newington
- Sailors and Pirates:
- Rex Robinson
