Annie Cordy

~ as ~

Martine, gymnastics teacher

Pierre Mondy

~ as ~

Max, small-time alcohol and cigarette dealer

Nadine Tallier

~ as ~

Arlette, resident of the institute

Christian Méry

~ as ~

Angelo, Van Dorfelt's lieutenant

Pierre Doris

~ as ~

Gustave, Max's accomplice

Jean Carmet

~ as ~

Martial, customs officer

Amarande

~ as ~

Juliette, institute's cook

Micheline Gary

~ as ~

Véronique, institute treasurer

Franco Interlenghi

~ as ~

Mario

Albert Rémy

~ as ~

Customs officer