The BEST episodes of Mannix season 3

Every episode of Mannix season 3, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Mannix season 3!

Tough, no-nonsense private eye Joe Mannix investigates in this tense and violent detective series. Originally employed by an ultra-computerized organization, he later set up his own shop. But mayhem always predominated.

Last Updated: 9/23/2024Network: CBSStatus: Ended
Only One Death to a Customer
star
8.60
15 votes

#1 - Only One Death to a Customer

Season 3 - Episode 20 - Aired 2/14/1970

Mannix has an enemy who seems to be dead.

Watch Now:Amazon
Fly, Little One
star
8.17
12 votes

#2 - Fly, Little One

Season 3 - Episode 21 - Aired 2/21/1970

The strange utterances of a disturbed young girl are clues in a case of robbery and murder.

Directors: Murray Golden
Writer: Arthur Weiss
Watch Now:Amazon
A Sleep in the Deep
star
8.13
15 votes

#3 - A Sleep in the Deep

Season 3 - Episode 7 - Aired 11/8/1969

An accidental drowning has many surprising facets.

Directors: Gerald Mayer
Watch Now:Amazon
The Nowhere Victim
star
8.08
13 votes

#4 - The Nowhere Victim

Season 3 - Episode 9 - Aired 11/29/1969

A hit-and-run case lands Mannix in the middle of a gang war.

Directors: Sutton Roley
Writer: Dan Ullman
Watch Now:Amazon
Walk with a Dead Man
star
8.00
12 votes

#5 - Walk with a Dead Man

Season 3 - Episode 15 - Aired 1/10/1970

A blackmailing case has highs and lows.

Directors: Harvey Hart
Writer: Ed Adamson
Watch Now:Amazon
Eagles Sometimes Can't Fly
star
7.94
16 votes

#6 - Eagles Sometimes Can't Fly

Season 3 - Episode 1 - Aired 9/27/1969

Two pals of Peggy's are accused of murder, and the real killer is elusive.

Directors: Stuart Hagmann
Watch Now:Amazon
Harlequin's Gold
star
7.87
15 votes

#7 - Harlequin's Gold

Season 3 - Episode 18 - Aired 1/31/1970

Mannix tries to locate an heir, who is brought into danger by the attention.

Directors: Gerald Mayer
Watch Now:Amazon
Medal for a Hero
star
7.85
13 votes

#8 - Medal for a Hero

Season 3 - Episode 14 - Aired 1/3/1970

Peggy's late husband is named on a list of payoffs.

Directors: Seymour Robbie
Watch Now:Amazon
Blind Mirror
star
7.83
12 votes

#9 - Blind Mirror

Season 3 - Episode 17 - Aired 1/24/1970

A domestic quarrel leads to a murder, and the investigation to an earlier incident.

Directors: Nick Webster
Writer: Don Brinkley
Watch Now:Amazon
War of Nerves
star
7.83
12 votes

#10 - War of Nerves

Season 3 - Episode 24 - Aired 3/14/1970

Mobsters try to extort a million from a small town.

Directors: Rowe Wallerstein
Watch Now:Amazon
Memory: Zero
star
7.81
16 votes

#11 - Memory: Zero

Season 3 - Episode 8 - Aired 11/22/1969

A secretary has an enemy, but who?

Directors: Harry Harvey Jr.
Watch Now:Amazon
A Penny for the Peep Show
star
7.80
15 votes

#12 - A Penny for the Peep Show

Season 3 - Episode 6 - Aired 11/1/1969

Prison escapees hide out in Mannix's office.

Directors: Gerald Mayer
Watch Now:Amazon
A Chance at the Roses
star
7.76
17 votes

#13 - A Chance at the Roses

Season 3 - Episode 16 - Aired 1/17/1970

Eyewitnesses peg Mannix's client, but the victim isn't what he seems, either.

Directors: Nick Webster
Watch Now:Amazon
The Playground
star
7.63
16 votes

#14 - The Playground

Season 3 - Episode 4 - Aired 10/18/1969

Someone is out to get a film star.

Directors: Paul Krasny
Writer: Ed Adamson
Watch Now:Amazon
Who Killed Me?
star
7.59
17 votes

#15 - Who Killed Me?

Season 3 - Episode 11 - Aired 12/13/1969

Lots of people want an executive out of the way.

Directors: Harry Harvey Jr.
Watch Now:Amazon
The Sound of Darkness
star
7.56
16 votes

#16 - The Sound of Darkness

Season 3 - Episode 10 - Aired 12/6/1969

A killer's attempt leaves Mannix blind.

Directors: Corey Allen
Watch Now:Amazon
Murder Revisited
star
7.46
13 votes

#17 - Murder Revisited

Season 3 - Episode 23 - Aired 3/7/1970

A TV host's murder proves difficult to investigate, as everyvbody wants it canceled.

Directors: Harvey Hart
Writer: Ed Adamson
Return to Summer Grove
star
7.33
15 votes

#18 - Return to Summer Grove

Season 3 - Episode 3 - Aired 10/11/1969

Old home week, as Mannix looks into a murder and tries to make up with his father.

Directors: Gerald Mayer
Writer: Cliff Gould
A Question of Midnight
star
7.29
17 votes

#19 - A Question of Midnight

Season 3 - Episode 5 - Aired 10/25/1969

Mannix reopens a malpractice case against opposition.

Directors: Sutton Roley
Who is Sylvia?
star
7.18
11 votes

#20 - Who is Sylvia?

Season 3 - Episode 19 - Aired 2/7/1970

A murder in the offing implicates an old army chum, but the victim's identity is uncertain.

Directors: Reza Badiyi
Missing: Sun and Sky
star
7.07
14 votes

#21 - Missing: Sun and Sky

Season 3 - Episode 12 - Aired 12/20/1969

A stolen thoroughbred has Mannix buffaloed.

Directors: Sutton Roley
Once Upon a Saturday
star
7.00
12 votes

#22 - Once Upon a Saturday

Season 3 - Episode 25 - Aired 3/21/1970

Carnival mishaps may be aimed at the proprietor.

Directors: Barry Crane
Tooth of the Serpent
star
6.92
12 votes

#23 - Tooth of the Serpent

Season 3 - Episode 13 - Aired 12/27/1969

A policeman's son is suspected in a robbery.

Directors: Paul Krasny
Writer: Robert Lewin
Color Her Missing
star
6.88
16 votes

#24 - Color Her Missing

Season 3 - Episode 2 - Aired 10/4/1969

A colleague's death leads Mannix into a dubious investigation.

Directors: Michael Caffey
The Search for Darrell Andrews
star
6.70
10 votes

#25 - The Search for Darrell Andrews

Season 3 - Episode 22 - Aired 2/28/1970

A colleague's death leaves Mannix with the evidence he was murdered for.

Directors: Seymour Robbie