In San Francisco, Police Lieutenant Virgil Tibbs helps a group of idealistic vigilantes expose a drug ring controlled by powerful businessmen.
Director: Don Medford
Cast:Sidney Poitier , Barbara McNair , Gerald S. O'Loughlin , Sheree North , Fred Beir , Allen Garfield , Bernie Hamilton , Graham Jarvis , Raul Julia , Ron O'Neal , James A. Watson Jr. , Charles H. Gray , Jarion Monroe , Daniel J. Travanti , Billy Green Bush , Max Gail , Ross Hagen , Paul Jenkins