In this double episode, after a ship's purser is murdered, Starsky and Hutch pose as onboard entertainment directors Hack & Zack to unravel a mystery involving cocaine, the syndicate, and a homicide witness who may not be who she appears to be. During their travels they contend with the Bayside Singles Club, explosives, Huggerini the Incredible, and a chase with a dune buggy.—LauraY16