Some unsubstantiated sources claim this film was originally produced for theatrical release. It was cut by nearly 30 minutes and broadcast as an ABC Sunday Night Movie on January 11, 1970 where it was a big ratings grabber.
Pilot for the short-lived TV series Dan August (1970). Only Ned Romero as Sgt. Joe Rivera was retained for the series. Lt. Dan August was recast with Burt Reynolds, Sgt. Charlie Wilentz with Norman Fell, Chief Untermeyer--whose first name went from Frank to George--with Richard Anderson, and Katy Grant with Ena Hartman.
Lynda Day George, who played the stoned receptionist Lilian Crane, married the film's leading man Christopher George just a few months later on May 15, 1970. They were together through his untimely passing in 1983.
In "Psycho," arguably the most famous of Janet Leigh's films, her character's name is Marion Crane. In this film, her name is Marian Ord. Also in this film, actress Linda Day George plays a receptionist by the name of Lillian Crane.