- Writer:
- Wolf Mankowitz
- Producer (It Should Happen to a Dog):
- Tony Richardson
- Special Sound Effects (It Should Happen to a Dog):
- Ludwig Koch
- Designer (It Should Happen to a Dog):
- Bruce Angrave
- Jonah:
- Alfie Bass
- Man:
- David Kossoff
- Sailor:
- David Kossoff
- King:
- David Kossoff
- Angel:
- David Kossoff
- Producer (The Girl):
- Patricia Foy
- Music composed by (The Girl):
- Larry Adler
- Lyrics (The Girl):
- Lawrence Benedict
- Orchestrations (The Girl):
- Peter Knight
- Designer (The Girl):
- Richard Wilmot
- Harry:
- Alfie Bass
- Lou:
- David Kossoff
- Tony:
- Harry Corbett
- The girl:
- Diana Decker
