The spinster head of a family-run museum murders her brother when he threatens to dissolve the financially strapped institution.

An egotistical but successful star of a TV detective show murders his blackmailing producer and makes it look like a robbery.

Charlie Clay runs the ship building business of his father-in-law, Commodore Swanson, who turns up murdered; Lt. Columbo is on the case.

A stage illusionist kills his employer and makes it look like a contract killing; it's up to Lt. Columbo to trick the master trickster.

When a famous bullfighter's trusted bookkeeper turns up dead in a bullring, Lt. Columbo suspects murder--with a bull as the murder weapon.