Lifetime’s ‘My Sister’s Serial Killer Boyfriend’: All The Details

ByGeorgia Makitalo
Used with Lifetime's permission

The holidays are over and Lifetime has an exciting new thriller called My Sister’s Serial Killer Boyfriend.

My Sister’s Serial Killer Boyfriend stars Brianna Cohen (Nightmare PTA Moms, A Baby At Any Cost), Rib Hillis (Keeping Up With The Joneses, A Christmas Wish In Hudson), Revell Carpenter (The Sex Lives Of College Girls, A Job To Die For), Don Jeanes (SuperHero Diaries, Staycation), Steve Olson (Hacks, Caught In His Web), AnaSofia Bianchi (The Nanny Murders, Droners), Samantha Noel Van Sickle (Queens, Bad Candy), Alon McKlveen (Outer Banks, Torn Hearts), Sarah Kopkin (Tell Me Lies, Naomi), Zoe Mackenzie Smith (Go Iguanas! Out Of Time), Gregory M. Mitchell (ATL Homicide, Fatal Attraction), Denise Hewitt (A Professor’s Vengeance, Bottom Feeders), Christian Blaque Meier (Single Drunk Female, Dead By Midnight (Y2Kill)), Erica Orr (Cream X Coffee, Largo), Marissa Bennettt (Psycho Paramedic, Delusional Dance Mom), Jonathan Kase Bennett (Fantasy Football, Lyle, Lyle, Crocodile), and Gary Maniloff (Buried In Barstow, Outer Banks).

Andrea Shawcross (A Vineyard Romance, Dying To Win) wrote the script, and Danny J. Boyle (Big Lies In A Small Town, Planning On Forever) directed this thriller.

What Is Lifetime’s My Sister’s Serial Killer Boyfriend About?

According to the Lifetime synopsis, local reporter Maddie (Cohen) is investigating a string of murders. They all have a common denominator with the women all looking alike.

However, things get close to home. This occurs when Maddie’s sister Olivia (Carpenter) is attacked at her home!

Now, Maddie convinces Olivia that they need to take a self-defense class. The class instructor is teaching the sisters some important skills. However, Olivia is falling for their handsome instructor.

But, Maddie is seeing red flags. He does not share any personal information. Maddie finds this suspicious.

Can she stop her sister from getting involved with this man?

When Can You Watch My Sister’s Serial Killer Boyfriend About?

The premiere of My Sister’s Serial Killer Boyfriend is on Sunday, January 8, at 8 p.m., Eastern, on Lifetime.

Used with Lifetime's permission
Used with Lifetime’s permission

Don’t Miss Lifetime’s Reba McEntire’s The Hammer

Airing on Sunday, January 8, at 10 p.m., Eastern, on Lifetime is Reba McEntire’s The Hammer.

This new Lifetime movie stars Reba McEntire (Christmas In Tune, Red Blooded), Melissa Peterman (Haul Out The Holly, Sydney To The Max), Rex Linn (Young Sheldon, Big Sky), Garfield Wilson (Lights, Camera, Christmas!, In Merry Measure), Jill Morrison (Where Your Heart Belongs, A Second Chance At Love), Matty Finochio (The Wedding Veil Legacy, Love Hard), Vanesa Tomasino (Mr. Miracle, Oh Noah!), Toby Marks (Maple Valley Christmas, We Need A Little Christmas), Aaron Paul Stewart (Brazen, Debris), Matt Kennedy (Imperfect High, Charmed), Kay Shioma Metchie (Virgin River, Dentists), and Alan Colodey (Still About Love, Your Thoughts).

Used with Lifetime's permission
Used with Lifetime’s permission

According to IMDb, “Kim Wheeler (McEntire), an attorney who is appointed as a judge for Nevada’s 5th district after the former judge’s death. As the investigation into the death intensifies, Kim’s sister, who runs the local brothel, becomes the prime suspect.”

Georgia Makitalo
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