Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
Slasher Season 4 Episodes
Season 4 Episode Guide
8 Episodes 2021 - 2021
Episode 1
Thicker Than Water
Thu, Aug 12, 202145 mins
As the various members of the Galloway family gather to depart for their annual reunion, years long tensions and rivalries flare up, as they arrive at the private island home of patriarch Spencer. After receiving shocking news about his end of life plans, the group is faced with the resumption of a long dormant round of cruel family competitions from the past.
Episode 2
The Sins of the Father
Thu, Aug 12, 202143 mins
Shocking revelations make the Galloway family competition even more difficult, as grizzly discoveries and panic grip the family, and the killer claims the first victims. Meanwhile, suspicions start to mount against one outsider following an unexpected reveal.
Episode 3
In Trust
Thu, Aug 19, 202155 mins
Reeling from witnessing a gruesome murder, the remaining Galloway family regroup to try and escape the island. But they quickly realize the competition can't be stopped, no matter what. Seamus and Christy's marriage tensions drive them further apart as more secrets from the past are revealed.
Episode 4
Upstairs Downstairs
Thu, Aug 26, 202143 mins
Paranoia and suspicion grow among the surviving group, as another body is discovered and terrible secrets from the past come to the surface.
Episode 5
Family Ties
Thu, Sep 2, 202144 mins
The family devolves into more violence as both the competition and the infighting continue, leading to bloody results.
Episode 6
Face Time
Thu, Sep 9, 202148 mins
The family members dole out justice to one of their own, as The Gentleman finds an unexpected ally.
Episode 7
Goldfinger
Thu, Sep 16, 202143 mins
The narrative begins with the discovery of Aphra's brutal murder, setting off a chain of events that forces the remaining contestants to confront the reality of their situation. Grace, now the sole participant in the game, navigates the mansion's labyrinthine corridors, solving puzzles that lead her closer to the ultimate prize. Meanwhile, Theo and Liv uncover hidden passages within the estate, revealing the extent of the game's design and the surveillance that monitors their every move. Tensions rise as alliances shift, and the true nature of the contest becomes increasingly apparent.
Episode 8
Kindred
Thu, Sep 16, 202145 mins
With The Gentleman's identity revealed, the surviving Galloways take matters into their own hands to finish the competition and escape the island.
