Seasons & episodes
S4 · E1A Ticket to the Eclipse 1970-09-19 · 52 min
An acquaintance from Korean War days has a bone to pick.
S4 · E2One for the Lady 1970-09-26 · 52 min
Mannix is up to his private investigator's license in trouble, when a surprising source offers help.
S4 · E3Time Out of Mind 1970-10-03 · 52 min
A boxer's on the lam after a fixer's murder.
S4 · E4Figures in a Landscape 1970-10-10 · 52 min
Someone keeps missing Mannix, but who's the real target?
S4 · E5The Mouse That Died 1970-10-17 · 52 min
Mannix is poisoned, and only the poisoner knows how.
S4 · E6The Lost Art of Dying 1970-10-24 · 52 min
Death row inmates force a case to be investigated.
S4 · E7The Other Game in Town 1970-10-31 · 52 min
A plunger disappears after a night in Vegas.
S4 · E8The World Between 1970-11-07 · 52 min
An African Premier is in the hospital incognito, where Peggy is laid up with on-the-job injuries.
S4 · E9Sunburst 1970-11-14 · 52 min
Mannix stumbles into a mob plot at a highway cafe.
S4 · E10To Cage a Sea Gull 1970-11-21 · 52 min
A Nazi Party figure turns up in the routine investigation of a helicopter crash.
S4 · E11Bang, Bang, You're Dead 1970-11-28 · 52 min
A little girl is the key to a murder.
S4 · E12Deja Vu 1970-12-12 · 52 min
A seer foretells the end of Mannix, and it looks as if she may be right.
S4 · E13Duet For Three 1970-12-19 · 52 min
After her husband commits suicide in Hong Kong, Ellen Gray finds she's being shadowed by a Vietnamese for reasons that neither she nor Mannix can fathom.
S4 · E14Round Trip to Nowhere 1971-01-02 · 52 min
A widow's husband was a man of mystery.
S4 · E15What Happened to Sunday? 1971-01-09 · 52 min
Mannix vaguely remembers a girl's death, but that's about all.
S4 · E16The Judas Touch 1971-01-16 · 52 min
A cop under suspicion goes missing.
S4 · E17With Intent to Kill 1971-01-23 · 52 min
A threatened cop is in need of protection.
S4 · E18The Crime That Wasn't 1971-01-30 · 52 min
Threats prevent the discovery of a murder.
S4 · E19A Gathering of Ghosts 1971-02-06 · 52 min
Ross and Alex are members of Mannix's college football team who put together an unconventional reunion in a ghost town. The reunion ends in murder and reveals years of deceit and jealousy that come to light in a series of bizarre and morbid.
S4 · E20A Day Filled with Shadows 1971-02-13 · 52 min
A varsity basketball player vanishes strangely, and is sought curiously.
S4 · E21Voice in the Dark 1971-02-20 · 52 min
After an automobile accident, an Olympic diver receives threats.
S4 · E22The Color of Murder 1971-02-27 · 52 min
An heiress suspects foul play.
S4 · E23Shadow Play 1971-03-20 · 52 min
Joe Mannix receives an urgent letter from a woman named Lynn Sargent asking him to fly to Arizona. She meets him at the airport and hands him a check for $1,000 and a small sealed package, telling him the money is his fee to take the package to the Los Angeles Police Department. Just as she does so, two men try to take the package, but Mannix manages to retain it after a scuffle. But the mystery deepens when the package turns out to contain nothing but blank sheets of paper -- and the police chief in the town tells Mannix that Lynn Sargent died a month earlier in a hit-and-run accident.
S4 · E24Overkill 1971-03-13 · 52 min
A serial killer's accounts may have been padded.