Michel Serrault

Albin aka 'Zaza Napoli'

Jean Poiret

Georges

Philippe Lavot

Laurent, Georges' natural son

Benny Luke

Jacob, 'the maid'

Jacqueline Mille

Simone, Laurent's mother

Danièle Luger

Muriel Dieulafoi, Laurent's fiancée

Marcelle Ranson-Hervé

Mrs. Dieulafoi, Muriel's mother

Marco Perrin

Mr. Dieulafoi, member of the S.P.C. and father of Muriel

Paul Demange

Tabaro, accountant

Maurice Bray

Mercedes, Zaza's rival