Cast members, Ben Gazzara and Keenan Wynn, had both previously appeared in a television program. It was in the ''The Troublemakers'' (1957) episode of the TV series 'Playhouse 90' (1956-1961) [The Troublemakers (1957)].
Debut theatrical feature film directed by director Remi Kramer. The picture remains the first, final and only ever cinema movie directorial outing by him.
Cast members, Alejandro Rey and Ben Gazzara, had both previously appeared in two television programs. They were ''The Best There Is'' (1964) episode of the TV series 'Arrest and Trial' (1963-1964) [The Best There Is (1964)] and the ''Edge of the Volcano'' (1966) episode of the TV series 'Run for Your Life' (1965-1968) [Edge of the Volcano (1966)].
Debut produced screenplay for a theatrical feature film of both co-screenwriter Michael Parsons and the film's co-writer-director Remi Kramer who both co-penned the movie's script.