04 January 2026 Thriller, TV Movie 88 mins
A devoted single mother, Constance, struggles to balance her newfound love with Leo and the obsessive, destructive behavior of her son, Anthony, who will go to extreme lengths to keep her to himself.
Watch the official Mama's Little Murderer 2026 trailer in HD below.
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Sara Canning as Constance
Isaac Kragten as Anthony
Ian Kilburn as Leo
Noah Perchard as Mitch
Lauren Vandenbrook as Laura
Paul Thompson as Booth
Alexis Koetting as Dean of Students
Mary Lewis as Bank Teller
Alvin Campana Editor
Amanda Bulman Art Direction
Sean Hosein Music
Mariia Kero Costume Designer
Mallory Horsman Casting
Sebastian Battro Executive Producer
Peter Blackie Producer
Rob Blackie Producer
United States 04 January 2026
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Artwork, screen shots, trailers and other imagery is © 2026 Lifetime, Elemental Pictures.