Two friends on a fishing trip in Mexico pick up a stranded motorist who turns out to be an escaped psychopath who sadistically taunts and threates them as he makes his way cross-cuntry to a ferryboat for his getaway.
Edmond O'Brien as Roy Collins
Frank Lovejoy as Gilbert Bowen
William Talman as Emmett Myers
José Torvay as Capt. Alvarado