Season 3
Episodes
1. Eagles Sometimes Can't Fly
Two pals of Peggy's are accused of murder, and the real killer is elusive.
2. Color Her Missing
A colleague's death leads Mannix into a dubious investigation.
3. Return to Summer Grove
Old home week, as Mannix looks into a murder and tries to make up with his father.
4. The Playground
Someone is out to get a film star.
5. A Question of Midnight
Mannix reopens a malpractice case against opposition.
6. A Penny for the Peep Show
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.
7. A Sleep in the Deep
An accidental drowning has many surprising facets.
8. Memory: Zero
A secretary has an enemy, but who?
9. The Nowhere Victim
A hit-and-run case lands Mannix in the middle of a gang war.
10. The Sound of Darkness
A killer's attempt leaves Mannix blind.
11. Who Killed Me?
The attempted murder of an executive leads Mannix to several likely suspects.
12. Missing: Sun and Sky
A stolen thoroughbred has Mannix buffaloed.
13. Tooth of the Serpent
A policeman's son is suspected in a robbery.
14. Medal for a Hero
Peggy's late husband is named on a list of payoffs.
15. Walk With a Dead Man
A wealthy man hires Mannix to find the person blackmailing him—eventually leading to Mannix being suspected of murder.
16. A Chance at the Roses
Eyewitnesses peg Mannix's client, but the victim isn't what he seems, either.
17. Blind Mirror
A domestic quarrel, and a missing secretary, make for a confusing case—“Rashomon”-style.
18. Harlequin's Gold
Mannix tries to locate an heir, who is brought into danger by the attention.
19. Who is Sylvia?
A murder in the offing implicates an old army chum, but the victim's identity is uncertain.
20. Only One Death to a Customer
Mannix has an enemy who seems to be dead.
21. Fly, Little One
The strange utterances of a disturbed young girl are clues in a case of robbery and murder.
22. The Search for Darrell Andrews
A colleague's death leaves Mannix with the evidence he was murdered for.
23. Murder Revisited
A TV host's murder proves difficult to investigate, as everyvbody wants it canceled.
24. War of Nerves
Mobsters try to extort a million from a small town.
25. Once Upon a Saturday
Carnival mishaps may be aimed at the proprietor.