Chano is guilt-stricken when he shoots a holdup man; Liz makes a citizen's arrest, after being robbed at ""stickpoint"" by a twelve-year-old.

A scruffy ""Serpico""-type cop has good reason to hide behind unruly hair; Bernice discovers that Fish spent the afternoon in a massage parlor.

A self-avowed ""bird-man"" drops in; Barney holds a resourceful escaped prisoner for the FBI; Harris decides to write a novel, setting up one of the series' most durable storylines.

The 12th Precinct reluctantly guards a mob witness; Chano uses his co-workers' own cash stash to set up a narcotics buy.

Barney is visited by Inspector Luger, who complains that his men aren't disliked enough by the public; a neighborhood vigilante is well into his twilight years; Wojo collars a cross-dressing teamster.

An overzealous lady cop ruffles the feathers of the testosterone-run 12th; Chano nabs an obscene phone caller. Linda Lavin (""Alice"") debuts as Detective Janice Wentworth.

Guests to the 12th include a drunken bureaucrat and the 12-year-old who robbed Chano's apartment; Wojo closes the precinct's favorite delicatessen for minor health-code infractions.

Well-meaning nosy neighbors overrun a covert stakeout operation.

A prostitute threatens to file harassment charges against Wojo; Rachel wants to move into her own apartment.

An old friend of Barney's is assigned to investigate allegations of corruption in the squadroom; Chano is after an obscene phone caller.

The squad grapples with guarding a department store payroll and a flasher who attempts suicide in the bathroom.

A bomber targets the 12th Precinct, as Det. Fish contemplates retirement.

Captain Barney Miller talks down a junkie who is holding the 12th Precinct hostage.