La Truite

Isabelle Huppert

Frédérique

Jean-Pierre Cassel

Rambert

Jeanne Moreau

Lou

Daniel Olbrychski

Saint-Genis

Jacques Spiesser

Galuchat

山形勲

Daigo Hamada

Jean-Paul Roussillon

Verjon

Roland Bertin

le comte

Lisette Malidor

Mariline

Craig Stevens

Carter

Ruggero Raimondi

Party Guest

Alexis Smith

Gloria, a rich American

Lucas Belvaux

Clerk

Pierre Forget

Frédérique's Father

Ippo Fujikawa

Kumitaro