Carmen Antimo Argenziano was an American actor who appeared in over 73 movies and around 100 television movies or episodes. He was best known for playing Jacob Carter on Stargate SG-1. He had recurring roles on Booker, L.A. Law, Melrose Place, and The Young and the Restless, as well as minor roles in The Godfather Part II, Angels & Demons, and The Accused.

When a Stranger Calls is a 1979 American psychological thriller film written and directed by Fred Walton, co-written by Steve Feke, and starring Charles Durning, Carol Kane, Colleen Dewhurst and Tony Beckley. Its plot follows Jill Johnson, a young woman being terrorized by a psychopathic killer while babysitting, the killer's stalking of another woman, his returning to torment Jill years later, and a detective's trying to find him. Rachel Roberts, Ron O'Neal, Carmen Argenziano, and Rutanya Alda appear in supporting roles. The film derives its story from the folk legend of "the babysitter and the man upstairs".