Season 3

E1. Eagles Sometimes Can't Fly

Sep 27, 1969 · 52m

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

E2. Color Her Missing

Oct 4, 1969 · 52m

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

E3. Return to Summer Grove

Oct 11, 1969 · 52m

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

E4. The Playground

Oct 18, 1969 · 52m

Someone is out to get a film star.

E5. A Question of Midnight

Oct 25, 1969 · 52m

Mannix reopens a malpractice case against opposition.

E6. A Penny for the Peep Show

Mar 28, 1970 · 52m

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.

E7. A Sleep in the Deep

Nov 8, 1969 · 52m

An accidental drowning has many surprising facets.

E8. Memory: Zero

Nov 22, 1969 · 52m

A secretary has an enemy, but who?

E9. The Nowhere Victim

Nov 29, 1969 · 52m

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

E10. The Sound of Darkness

Dec 6, 1969 · 52m

A killer's attempt leaves Mannix blind.

E11. Who Killed Me?

Dec 13, 1969 · 52m

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

E12. Missing: Sun and Sky

Dec 20, 1969 · 52m

A stolen thoroughbred has Mannix buffaloed.

E13. Tooth of the Serpent

Dec 27, 1969 · 52m

A policeman's son is suspected in a robbery.

E14. Medal for a Hero

Jan 3, 1970 · 52m

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

E15. Walk With a Dead Man

Jan 10, 1970 · 52m

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

E16. A Chance at the Roses

Jan 17, 1970 · 52m

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

E17. Blind Mirror

Jan 24, 1970 · 52m

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

E18. Harlequin's Gold

Jan 31, 1970 · 52m

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

E19. Who is Sylvia?

Feb 7, 1970 · 52m

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

E20. Only One Death to a Customer

Feb 14, 1970 · 52m

Mannix has an enemy who seems to be dead.

E21. Fly, Little One

Feb 21, 1970 · 52m

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

E22. The Search for Darrell Andrews

Feb 28, 1970 · 52m

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

E23. Murder Revisited

Mar 7, 1970 · 52m

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

E24. War of Nerves

Mar 14, 1970 · 52m

Mobsters try to extort a million from a small town.

E25. Once Upon a Saturday

Mar 21, 1970 · 52m

Carnival mishaps may be aimed at the proprietor.