After a group of young revolutionaries break into a company's corporate headquarters and steal $5,000,000 worth of heroin to keep it off the street, they call on San Francisco Police Lieutenant Virgil Tibbs for assistance.
Sidney Poitier
Virgil Tibbs
Barbara McNair
Valerie Tibbs
Gerald S. O'Loughlin
Jack Pecora
Sheree North
Mrs. Morgan
Fred Beir
Bob Alford
Allen Garfield
Benjy
Bernie Hamilton
Lt. Jessop
Graham Jarvis
William Martin
