Robert Culp as a man who comes to New Orleans to avenge a friend's murder. Lois: Vera Miles. Arnie: Edmond O'Brien. Uncle Picaud: J. Carrol Naish. Celine: Brenda Scott. Otis: Pat Buttram. Hotel Clerk: Edgar Bergen. Xavier: Archie Moore. Grebb: Norman Fell. Devlin: Gene Raymond. Directed by Don Siegel.