Darkest Hour

John Walsh

Callahan Walsh

Crypto Queenpin

Masked Murderer

John is on the trail of fugitive Larry Hicks, accused of murdering a devoted mother of two in Plattsburgh, N.Y.; Callahan heads to Texas to shine the white-hot spotlight on accused predator Steven Leifeste.

Road Trip Killer

In pursuit of Dylan Harrington, John takes on a bone-chilling murder case in remote Washington State.

Dead of Winter

John joins law enforcement in pursuit of Luis Montes, accused of murdering his on-again-off-again girlfriend in Texas; Callahan heads to Chicago to shine a light on two victims of gun violence whose cases remain unsolved.

Blood in the Streets

John and Callahan hunt down John Galvao-Sahb and Dublas Gonzalez.

Victims' rights activist John Walsh and his son, Callahan, showcase time-sensitive, unsolved cases in desperate need of attention, mobilizing the public to engage in the pursuit of justice.

Darkest Hour

Seasons5

Season 5 Episodes6

Cast2

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Episode Summary