| S04E01 |
Edison's Electric Pen; Vanishing Carroll Deering; Lizard Man |
43 min |
| S04E02 |
Operation Pastorius; Nellie Bly; Boston Strangler |
43 min |
| S04E03 |
Squeaky Fromme; Hodag; Typhoid Mary |
43 min |
| S04E04 |
The Dance That Seduced a City; Vanishing Lake; Mysterious Death of Bugsy Siegel |
43 min |
| S04E05 |
Don Bolles' Quest for the Truth; Stanley's Miraculous Snake Oil; The Infamous Northfield Raid |
43 min |
| S04E06 |
The Infamous Jersey Devil; Tank Rampage; The Mysterious Death of President Harding |
43 min |
| S04E07 |
Margery the Medium; Everest Ascent; The Pastor and the Choir Singer |
43 min |
| S04E08 |
Jack the Ripper in New York; Jim the Penman; Locust Swarm |
43 min |
| S04E09 |
East River Blowout; The Day It Rained Meat; Michigan Triangle |
43 min |
| S04E10 |
The Death of William Wood; Hacker Spy; Skunk Ape |
43 min |
| S04E11 |
Prison Experiment; The Real Noah's Ark; The Informant |
43 min |
| S04E12 |
Asylum Poisoning; Naked Joe; The Mad Bomber |
43 min |