- Author:
- Georges Simenon
- Dramatised by/Script Editor:
- Donald Bull
- Producer:
- Gerard Glaister
- Director:
- Terence Williams
- Designer:
- Eileen Diss
- Music composed by:
- Ron Grainer
- Film cameraman:
- Peter Hamilton
- Film editor:
- Barry Toovey
- Executive producer:
- Andrew Osborn
- Associate:
- Bill Luckwell
- Cuendet:
- Leslie Glazer
- Mrs Wilton:
- Georgina Cookson
- Gerry Wilton:
- Alan Howard
- Madame Maigret:
- Helen Shingler
- Inspector Fumel:
- Mervyn Johns
- Chief Insp Maigret:
- Rupert Davies
- Lucas:
- Ewen Solon
- Torrance:
- Victor Lucas
- Lapointe:
- Neville Jason
- Jericho:
- John Tate
- Judge Goudart:
- Edwin Richfield
- Justine:
- Madge Brindley
- Dr Gordeaux:
- Noeman Pitt
- Raison:
- Jon Rumney
- Doctor:
- Evan Thomas
- Madame Raison:
- Brenda Saunders
- Stieb:
- Brian Haines
- Barman:
- Bill Rhodes
- Woman in cafe:
- Beatrice Greek
- Lussac:
- Trader Faulkner
- Rosalie:
- Madeleine Burgess
- Waiter:
- Artro Morris
- Bellini:
- George Pastell
- Blanchard, the cashier:
- John Moore
- Madame L'Epine:
- Hilary Mason
- Lambiere:
- Dervis Ward
