Matt Helm is called out of retirement to stop the evil Big O organization who plan to explode an atomic bomb over Alamagordo, NM, and start WW III.

After spending three years in an asylum, a washed-up actor views a minor assignment from his old director in Rome as a chance for personal and professional redemption.

An innocent man turns fugitive as he reconstructs events that implicate him for a murder and robbery he did not commit.