- Writer:
- Michael Pertwee
- Writer:
- Roland Pertwee
- Director:
- Richard West
- Producer:
- John Warrington
- Mrs. Grove:
- Ruth Dunning
- Jack:
- Peter Bryant
- Daphne:
- Margaret Downs
- Lennie:
- Christopher Beeny
- Gran:
- Nancy Roberts
- Miss Jones:
- Nan Braunton
- Dr. Henley:
- Ian Fleming
- Mr. Kemp:
- Deering Wells
- An elderly gentleman:
- Fred Fairclough
- Neddy:
- Donald Wilson
- Mr. Carlish:
- John Stone
- Mr. Bradwick:
- Robert Sansom
- Miss Canapes:
- Janet Joye
- First reporter:
- Peter Collingwood
- Second reporter:
- Jack Melford
- Third reporter:
- Maurice Jones
