The Professionals S03 E05 The Madness of Mickey Hamilton

"ANARCHY, ACTS OF TERROR, CRIMES AGAINST THE PUBLIC. TO COMBAT IT WE'VE GOT SPECIAL MEN..."

Years after a man's wife died and his child left brain-damaged following a series of blunders at the hospital they were treated at, he returns to finally seek revenge by systematically assassinating each of the same hospital's medical staff one-by-one.