An elderly couple, desperate to draw attention to the poor living conditions in their old folks home, have rigged the trunk of their car with fifty sticks of dynamite and a timer, planning to set it off outside City Hall. But the car is stolen by two thugs on a spree of armed liquor store robberies, unaware that the car is loaded with explosives, ticking towards detonation in the trunk. Starsky and Hutch initially are on the hunt for the two robbers – when they learn that the car is rigged with dynamite, they have mere hours to track it down before disaster strikes...

Wealthy used-car dealer Zack Tyler and his wife stop to help two men seemingly having car trouble, only for the two thugs to rob Zack, and rape and murder his wife. Starsky and Hutch work all out using their underground contacts to track down the two murderers, but they don't quite realise that once they have found the culprits, that Zack intends to get even with his wife's killers by taking the law into his own hands...

Huggy Bear has linked up with his friend, former Sheriff "Turkey" Turquet, to set up their own Private Detective Agency. Their first case sees them hired to find a woman's missing husband, and while trying to find him, they find themselves pursued by several undesirable parties who have various concerns with the elusive man in question...