The team tries to unearth the secrets of Israel Keyes.
The team investigates a local theater's dark past; three people are missing, but only two have been found dead.
Two teenagers are murdered in Torrey Pines Beach, Calif., and 30 years go by with no justice for the young victims; now, the "Dark Minds" team retrace the teenagers' final hours and uncovers new clues.
The team is looking for clues to stop a Long Island Serial Killer.
A serial killer abandons the naked bodies of young women near highways outside of Denver; now, "The Dark Minds" team looks for connections and clues in the Aurora County Murders.
A cunning serial killer terrorizes California with a wave of rapes and murders, leaving a trail of bizarre clues, for investigators, it's a race against time to see if he can be found before feeling the urge to kill again.
Four young girls with blond hair and blue eyes go missing.
In the seaside town of Newport, the bodies of local girls turn up in the forest; it looks like the work of a serial killer.
The I-45 freeway between Houston and Galveston has a deadly history; over 30 young girls are missing and some of them are found murdered.
Two women shot dead after leaving same mall in March and in December and police wonder if this the work of a serial killer.
Phelps investigates the unsolved murders of four couples in Virginia; four young couples at remote lover's lanes are attacked in their cars by a serial killer posing as a cop.
Thirty girls are missing on Highway 16 and their murders remain a mystery; Phelps and John Kelly investigate.
Phelps investigates a serial killer who positions his victims' bodies facing east; he questions if the murders of four women are related to a case on Long Island.
In 1976-77, a pedophile abducts and murders four children; Phelps wonders what kind of monster bathes, cleans and dresses his victims after killing them.
Senior citizens are killed in their Mississippi homes; police believe it may be the work of a serial killer.
A serial killer may be behind several murders in Connecticut and New Jersey; the key is getting the man to confess.