Whilst being transferred to a psychiatric hospital, a ruthless serial killer Gassot makes a break and goes on the run. He arrives in Marseilles, intending to escape abroad. Here, he falls for a young prostitute, Gerda.

Credits

Denys de La PatellièreDirector

Jean GabinCommissioner Le Guen

Fabio TestiGeorges Gasset

Uschi GlasGerda

Bernard BlierFrançois Tellier, director of the PJ