Baretta vows revenge on the hoodlum whose thugs murdered his girlfriend.

When his childhood friend is murdered, Baretta tries to protect the pregnant widow and her unborn child from the killers, and from her own drug habit.

A parole officer is murdered after telling Baretta that a model who supposedy killed herself months earlier is alive in Mexico.

Baretta tries to nail a seemingly untouchable crime czar by placing the aging man under painfully overt 24-hour-a-day surveillance.

Baretta's career and reputation are almost ruined by a beautiful photographer who tricks him into helping her steal a half million dollars of mob money.

When the dead body of a prominent attorney's wife is found, Baretta becomes interested when he finds that there is no record of her existence before age 20.

After Baretta kills a drug pusher in a shootout, the man's teenage brother vows revenge.

A committee on police corruption investigates Baretta after his partner takes a bribe in order to support his girlfriend's expensive tastes.

After an undercover policewoman is killed, Baretta poses as a fugitive gangster in order to infiltrate a mansion that the syndicate runs as a house of illicit pleasures.

Baretta begins to suspect that a rash of petty burglaries is actually the result of his retarded friend's efforts to emulate Robin Hood.

Baretta comes to believe that a mobster is being framed for the murder of his boss when the man's girlfriend is too scared to confirm his alibi.