Season 5

01 Dark So Early, Dark So Long Episode 115th September 1971 A blackmail victim is headed for prison. 02 Cold Trail Episode 222nd September 1971 A big kidnapping plot and an insignificant victim. 03 A Step in Time Episode 329th September 1971 Mannix is the eyewitness of a murder; reportedly, it occurred a year before. 04 Wine From These Grapes Episode 46th October 1971 A labor dispute in his home town ends in murder. 05 Woman in the Shadows Episode 513th October 1971 Soviet agents want Marx's manuscript of Das Kapital, and a young woman has just inherited part of it. 06 Days Beyond Recall Episode 620th October 1971 A skid row bum is concealing his identity. 07 Run Till Dark Episode 727th October 1971 A contract is taken out on a Little League manager. 08 The Glass Trap Episode 83rd November 1971 Strange circumstances surround an arrest by Mannix. 09 A Choice of Evils Episode 910th November 1971 Peggy is kidnapped to force Mannix into an investigation. 10 A Button for General D Episode 1017th November 1971 The Case of the Singing Harp: a singer is kidnapped to reveal hidden loot. 11 The Man Outside Episode 1124th November 1971 Blackmail has its twists and turns. 12 Murder Times Three Episode 121st December 1971 Hired and fired, Mannix pursues a missing person. 13 Catspaw Episode 138th December 1971 Blackmail turns to murder and beyond. 14 To Save a Dead Man Episode 1415th December 1971 Evidence rules out one confession, indicates another. 15 Nightshade Episode 1529th December 1971 Disappearing enemies and friends force Mannix into a blackmail investigation. 16 Babe in the Woods Episode 165th January 1972 Murder on the golf course leads to open season on Mannix, who's looking for valuable microcircuit plans hidden by the victim. 17 The Sound of Murder Episode 1712th January 1972 A dubious client is caught in his own machinations. 18 Moving Target Episode 1819th January 1972 The fictitious name on a partnership contract apparently comes to life. 19 Cry Pigeon Episode 1926th January 1972 Mannix in the middle of a gang war. 20 A Walk in the Shadows Episode 209th February 1972 In defense of a client accused of murder. 21 Lifeline Episode 2116th February 1972 A singer piles into mounting trouble with the law. 22 To Draw the Lightning Episode 2223rd February 1972 Was a police shooting premeditated? Mannix is on (and off) the case. 23 Scapegoat Episode 231st March 1972 Mannix transports jewels from London, or is that his double? 24 Death in the Fifth Gear Episode 248th March 1972 A racing accident lays Mannix up. While recuperating, he hears threats against him, but are they real?