As part of the promotion of the film several of the actresses appeared in a pictorial in the April 1971 issue of Playboy Magazine "Roger Vadim's Pretty Maids" with the text written by Roger Vadim.
Quentin Tarantino selected this film as one of his choices for Sight & Sound magazine's 2012 edition of Top 10 Greatest Films of All Time.
Filmed in and around University High School in West Los Angeles, California.
Producer Gene Roddenberry has said that the original script was much different than the finished product.
Telly Savalas who plays the police detective is acting very much like Kojak (1973) two years before that role would make him a household name.