When Joe Valachi has a price put on his head by Don Vito Genovese, he must take desperate steps to protect himself while in prison. An unsuccessful attempt to slit his throat puts him over the edge to break the sacred code of silence.
Charles Bronson
as Joe Valachi
Lino Ventura
as Vito Genovese
Jill Ireland
as Maria Reina Valachi
Walter Chiari
as Dominick Petrilli, aka "Gap"
Joseph Wiseman
as Salvatore Maranzano
Gerald S. O'Loughlin
as Ryan, federal agent
Amedeo Nazzari
as Gaetano Reina
Fausto Tozzi
as Albert Anastasia
Pupella Maggio
as Letizia Reina
Angelo Infanti
as Lucky Luciano
Guido Leontini
as Tony Bender
María Baxa
as Donna Petrillo
