 
     
        Dancik was convicted of the murder of an old girlfriend, but claims he was framed for the crime. With only a few days to turn something up, Mannix turns to another old friend in Lawson City, award-winning newspaperman Frank McGill, to see if anything can be found to help Dancik -- and free his friend Charlie.
| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | A Ticket to the Eclipse | September 19, 1970 CBS | 45 | |
| S04E02 | One for the Lady | September 26, 1970 CBS | 45 | |
| S04E03 | Time Out of Mind | October 3, 1970 CBS | 45 | |
| S04E04 | Figures in a Landscape | October 10, 1970 CBS | 45 | |
| S04E05 | The Mouse That Died | October 17, 1970 CBS | 45 | |
| S04E06 | The Lost Art of Dying | October 24, 1970 CBS | 45 | |
| S04E07 | The Other Game in Town | October 31, 1970 CBS | 45 | |
| S04E08 | The World Between | November 7, 1970 CBS | 45 | |
| S04E09 | Sunburst | November 14, 1970 CBS | 45 | |
| S04E10 | To Cage a Seagull | November 21, 1970 CBS | 45 | |
| S04E11 | Bang, Bang, You're Dead | November 28, 1970 CBS | 45 | |
| S04E12 | Deja Vu | December 12, 1970 CBS | 45 | |
| S04E13 | Duet for Three | December 19, 1970 CBS | 45 | |
| S04E14 | Round Trip to Nowhere | January 2, 1971 CBS | 45 | |
| S04E15 | What Happened to Sunday? | January 9, 1971 CBS | 45 | |
| S04E16 | The Judas Touch | January 16, 1971 CBS | 45 | |
| S04E17 | With Intent to Kill | January 23, 1971 CBS | 45 | |
| S04E18 | The Crime That Wasn't | January 30, 1971 CBS | 45 | |
| S04E19 | A Gathering of Ghosts | February 6, 1971 CBS | 45 | |
| S04E20 | A Day Filled with Shadows | February 13, 1971 CBS | 45 | |
| S04E21 | Voice in the Dark | February 20, 1971 CBS | 45 | |
| S04E22 | The Color of Murder | February 27, 1971 CBS | 45 | |
| S04E23 | Shadow Play | March 6, 1971 CBS | 45 | |
| S04E24 | Overkill season finale | March 13, 1971 CBS | 45 |