When an international casino crime ring is planning a big score at a fixed roulette game, the casino police enlists the help of Jeff Miller, an alcoholic croupier, to nab the bad guys. Jeff is attracted to Laura, a singer at the casino, but she prefers the company of the leader of the thieving casino ring.
Director: Nino Zanchin
Producer: Alberto Grimaldi
Screenplay: Juan Cesarabea, Sergio Donati, José Gutiérrez Maesso, Leonardo Martín, Mario Rossi
Director of Photography: Cecilio Paniagua
Story: Pietro Catella