"Last Podcast on the Left" barrels headlong into all things horror — as hosts Marcus Parks, Henry Zebrowski and Ed Larson cover dark subjects spanning Jeffrey Dahmer, werewolves, Jonestown, iconic hauntings, the history of war crimes, and more. Whether it's cults, killers, or cryptid encounters, "Last Podcast on the Left" laughs into the abyss that is the dark side of humanity.