Mark of a Killer
2019
Oxygen
3 Seasons
30 Episodes
Oxygen's new series examines the disturbing behaviors of serial killers.
Mark of a Killer Season 4 is yet to be announced by Oxygen
Current Show StatusMark of a Killer Season 4 — not renewed yet
Latest Episode
Aired Sat 4/23/2022
The D.C. Sniper
Season 3: Episode 14
Next Episode
Sorry, no dates yet for Mark of a Killer.
The show is either on a break or the new season is yet to be scheduled. We’ll keep you posted.
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Episodes
Season 3
Season 2
Season 1
| # | Name | Air Dates |
|---|---|---|
| 1 | The I-40 Killer | Apr 12, 2021 |
| 2 | The I-95 Killer | Apr 13, 2021 |
| 3 | The Charmer | Apr 14, 2021 |
| 4 | The Englewood Killer | Apr 15, 2021 |
| 5 | Classified to Kill | Apr 16, 2021 |
| 6 | The Interstate Killer | Oct 17, 2021 |
| 7 | The Grim Sleeper | Oct 24, 2021 |
| 8 | The Tourniquet Killer | Oct 31, 2021 |
| 9 | Deaths in the Desert | Oct 31, 2021 |
| 10 | Summer of Fear | Nov 7, 2021 |
| 11 | The Monster | Apr 2, 2022 |
| 12 | The Bayou Strangler | Apr 9, 2022 |
| 13 | The Skull Crusher | Apr 16, 2022 |
| 14 | The D.C. Sniper | Apr 23, 2022 |
| # | Name | Air Dates |
|---|---|---|
| 1 | Killer Caller | Apr 9, 2020 |
| 2 | Deadly Summer | Apr 16, 2020 |
| 3 | Deadly Design | Apr 23, 2020 |
| 4 | The Other Zodiac | Apr 30, 2020 |
| 5 | The Smell of Death | May 7, 2020 |
| 6 | Hunted to Death | May 16, 2020 |
| 7 | Collar and Leash Killer | May 23, 2020 |
| 8 | Killer Athlete | May 30, 2020 |
| 9 | Bound to Kill | Jun 6, 2020 |
| 10 | Keys to a Killer | Jun 13, 2020 |
| # | Name | Air Dates |
|---|---|---|
| 1 | Posed to Kill | Jan 20, 2019 |
| 2 | The Last Call Killer | Jan 27, 2019 |
| 3 | An Eye for Murder | Feb 10, 2019 |
| 4 | Pattern of Murder | Feb 17, 2019 |
| 5 | Momentos of Murder | Feb 24, 2019 |
| 6 | An Appetite for Murder | Mar 3, 2019 |
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