Starsky & Hutch (1975)

S01E01 Savage Sunday

An elderly couple, eager to highlight the dire conditions at their nursing home, has ingeniously packed their car trunk with fifty sticks of dynamite and set a timer, intending to detonate it outside City Hall. However, their plan takes an unexpected turn when two criminals, in the midst of a liquor store heist, steal the car, completely oblivious to the explosive cargo ticking away in the back.