4 Episodes · Premiered January 30, 1978 · Ended May 13, 1978
Food critic Paul Gerard, who has been extorting money from restaurant owners in exchange for good reviews, murders one when threatened with exposure.
Columbo suspects that a network executive may have killed her lover-boss for not promoting her.
A behavioral psychologist whose wife died under suspicious circumstances trains his dogs to kill on command using a telephone.
Columbo investigates the murder of an arms dealer.