Jean Ozenne
Specialist Doctor
Gérard Oury
Narrator (voice)
Alexandre Rignault
'Le gorille'
Serge Nadaud
Principal curator Anselme Carillon
François Joux
The Doctor's assistant
Pierre Duncan
The butcher at the fair
André Chanu
The announcer of the Vél d'Hiv
Matty Peters
Hortense, the cook
Albert Augier
A man hit by Jules at the fair (uncredited)
Paul Azaïs
The owner of the Mala-bar (uncredited)
Jean Droze
An onlooker at the fair / The soldier at the fair (uncredited)
Édouard Francomme
A spectator at the entrance to the Vél d'hiv (uncredited)
Bernard Musson
A spectator at the Vél d'hiv (uncredited)
Raymond Pierson
An onlooker at the fair / A spectator (uncredited)
Émile Riandreys
A clerk from Heim (uncredited)
Sophie Sel
A customer on the terrace of 'Chez Albert' (uncredited)
