Two San Francisco detectives investigating a murder committed on one of the city's famous cable cars discover that the victim was the son of a shipping tycoon. The trail leads to a drug dealer, a shady physician and a nervous police captain
Robert Hooks
as Inspector Lou Van Alsdale
Jeremy Slate
as Sgt. Pat Cassady
Robert Wagner
as Howard McBride
Carol Lynley
as Kathy Cooper
Simon Oakland
as Capt. E. J. Goodlad
John Randolph
as Frederick Cooper
José Ferrer
as Dr. Charles Bedford
Don Pedro Colley
as Freddie Trench
Ta-Tanisha
as Rainie Lewis
Fred Carson
as Victor Shoddy
H.B. Haggerty
as J.P. Moose
Mario Van Peebles
as Raphael
