S1/EP2 Chuck Cox and Denise Ernest reflect on Josh Powell's odd behavior. Before marrying Susan Cox Powell, Josh attempted to date Susan's older sister, Mary, who turned him down. He later asked out Susan, and the two wed in 2001. Susan went missing on December 7, 2009, and though Josh was investigated, he was never charged in connection with her disappearance.

S1/EP1 Watch surveillance footage of serial killer Israel Keyes abducting a woman from a coffee stand.

S1/EP10 During interviews with authorities, Daniel Conahan denied being involved with the murders but could not provide an alibi.

S1/EP10 Charlotte County Detectives believe that they saved an innocent man’s life while secretly following their murder suspect, Daniel Conahan.