Commissaire Jules Maigret

Rupert Davies

Acting

Madame Maigret

Helen Shingler

Acting

Lapointe

Neville Jason

Acting

Nicole Prieur

Gillian Hills

Acting

Mlle. Motte

Yootha Joyce

Acting

Aline Palmari

Mary Webster

Acting

Manuel Palmari

Clive Cazes

Acting

Dr. Francois Melan

Tony Harwood

Acting

Dr. Pardon

Geoffrey Morris

Acting

Prof. Vivier

Martin Miller

Acting

Acolant

Luke Hanson

Acting

Director of P.J.

Charles Leno

Acting

Préfet de Police

Donald Pickering

Acting

Oscar Coutant

Murray Evans

Acting

Philippe Landry

Victor Langley

Acting

Jean-Baptiste Prieur

Kenneth Benda

Acting

Désiré

Stephen Zammit

Acting

Hotel Porter

Ian Gray

Acting

Hotel Manageress

Anne Tirard

Acting

Maigret's shadow

Leonardo Pieroni

Acting

Sergeant Julien

Stanley Davies

Acting

Police surgeon

Walter Horsbrugh

Acting

Inspector Barnacle

Marc Barrett

Acting

Police Inspector

Robin Scott

Acting

(uncredited)

Peter Sallis

Acting