- Author:
- Georges Simenon
- Dramatised by:
- Giles Cooper
- Dramatised by/Director:
- John Elliot
- Designer:
- Eileen Diss
- Music composed by:
- Ron Grainer
- Film Cameraman:
- Hugh Wilson
- Film Editor:
- Barry Toovey
- Script Editor:
- Donald Bull
- Executive producer:
- Andrew Osborn
- Associate:
- Bill Luckwell
- Heurtin:
- John Ronane
- Chief Insp Maigret:
- Rupert Davies
- Torrance:
- Victor Lucas
- Lucas:
- Ewen Solon
- Kirby:
- Jerry Stovin
- Judge:
- Bruno Barnabe
- Lapointe:
- Neville Jason
- Grevet:
- Robin Chapman
- Bistro Owner:
- Thomas Hare
- Hetga:
- Gabriella Licudi
- Mrs Kirby:
- Pat English
- Radek:
- Anton Rodgers
- Bob:
- David Case
- Manager:
- Michael Segal
- Policeman:
- Anthony Sheppard
- Sergeant:
- Keith Anderson
- Receptionist:
- John Rolfe
- Hostess:
- Vicki Woolf
- Barmaid:
- Beryl Nesbitt
- Dancer:
- Tina Valdi
- Lisette:
- Almee Delamain
