Air date: 1969-09-27

Runtime: 52 min

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

Air date: 1969-10-04

Runtime: 52 min

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

Air date: 1969-10-11

Runtime: 52 min

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

Air date: 1969-10-18

Runtime: 52 min

Someone is out to get a film star.

Air date: 1969-10-25

Runtime: 52 min

Mannix reopens a malpractice case against opposition.

Air date: 1970-03-28

Runtime: 52 min

Three thugs hold Mannix, Peggy, and a woman hostage, claiming they want the $312,000 she has in a briefcase at home, but they may be after something even more valuable.

Air date: 1969-11-08

Runtime: 52 min

An accidental drowning has many surprising facets.

Air date: 1969-11-22

Runtime: 52 min

A secretary has an enemy, but who?

Air date: 1969-11-29

Runtime: 52 min

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

Air date: 1969-12-06

Runtime: 52 min

A killer's attempt leaves Mannix blind.

Air date: 1969-12-13

Runtime: 52 min

The attempted murder of an executive leads Mannix to several likely suspects.

Air date: 1969-12-20

Runtime: 52 min

A stolen thoroughbred has Mannix buffaloed.

Air date: 1969-12-27

Runtime: 52 min

A policeman's son is suspected in a robbery.

Air date: 1970-01-03

Runtime: 52 min

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

Air date: 1970-01-10

Runtime: 52 min

A wealthy man hires Mannix to find the person blackmailing him—eventually leading to Mannix being suspected of murder.

Air date: 1970-01-17

Runtime: 52 min

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

Air date: 1970-01-24

Runtime: 52 min

A domestic quarrel, and a missing secretary, make for a confusing case—“Rashomon”-style.

Air date: 1970-01-31

Runtime: 52 min

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

Air date: 1970-02-07

Runtime: 52 min

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

Air date: 1970-02-14

Runtime: 52 min

Mannix has an enemy who seems to be dead.

Air date: 1970-02-21

Runtime: 52 min

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

Air date: 1970-02-28

Runtime: 52 min

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

Air date: 1970-03-07

Runtime: 52 min

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

Air date: 1970-03-14

Runtime: 52 min

Mobsters try to extort a million from a small town.

Air date: 1970-03-21

Runtime: 52 min

Carnival mishaps may be aimed at the proprietor.