Three Ruthless Ones, Gunfight at High Noon, Sons of Vengeance or Eye for an Eye () is a 1964 Spanish/Italian western film directed by Joaquin L. Romero Marchent, produced by Alberto Grimaldi, scored by Riz Ortolani, and starring Richard Harrison, Raf Baldassare and Gloria Milland.
It was shot in AlmerÃÂa.