The Mysterious Kidnapper: Special DVD Marathon is a HTFF DVD set consisting of all TMK episodes and bonus features.
- Raymond the De-Mutated (Parts 1, 2, & 3)
- Detective Dangers
- Thank You For Mystery
- Nowhere to Run (Parts 1 & 2)
- Murder Mystery
- House of Killer
- Unveiled Mystery Part 1
- An exclusive trailer of the season 120 finale, where TMK finally gets revealed.
- An interview with TMK that does not end well.
- A montage of all TMK kills, and a ranking of them worst to first.
- A tour of TMK's hideout.
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