Skip to content

Featured Popular Top Rated Upcoming Now Playing

Featured Popular Top Rated Airing Today On The Air

Action Adventure Animation Comedy Crime Documentary Drama Family Fantasy History Horror Music Mystery Romance Science Fiction TV Movie Thriller War

Search movies and TV series

Search movies and TV series

Featured Popular Top Rated Upcoming Now Playing

Featured Popular Top Rated Airing Today On The Air

Action Adventure Animation Comedy Crime Documentary Drama Family Fantasy History Horror Music Mystery Romance Science Fiction TV Movie Thriller War

Every movie and series, one place to find it.

Search movies and TV series

Loading content…

Discover where to watch movies and TV series online. Browse trending titles, streaming availability, ratings, trailers, cast and full episode guides — all in one place.

Movies

Featured
Popular
Top Rated
Upcoming
Now Playing

TV Series

Featured
Popular
Top Rated
Airing Today
On The Air

Discover

Trending
Free to Watch
Browse Genres
Search

© 2026 Watch Free Online Movies. All rights reserved.

This product uses the TMDB API but is not endorsed or certified by TMDB. Watch Free Online Movies does not host or stream any media — it links to where titles are legally available.

Loading title details…

Psycho Sister-In-Law poster

Psycho Sister-In-Law(2020)

August 16, 20201h 24m

Thriller TV Movie Crime

64%User score 64 percent

User Score

12 votes

Sisters aren't forever.

Overview

Haley and Nick Downes are a happy, successful young couple pregnant with their first baby, but when Nick's father dies unexpectedly, his estranged sister Zara suddenly shows up to town with a diabolical plan in store to make the baby and their father's fortune her own.

Director: Jake Helgren
Writers: Jake Helgren

Top Billed Cast

Andrea Bowen
Haley Downes
Lydia Hearst
Zara Downes
Brando Eaton
Nick Downes
Diora Baird
Callie Hayes

More Like This

Recommendations based on this film

58%User score 58 percent

180

2026 · Thriller · Crime

66%User score 66 percent

Bad Sister

2015 · Thriller · TV Movie

65%User score 65 percent

Kept Woman

2015 · Thriller · TV Movie

59%User score 59 percent

Suburbicon

2017 · Thriller · Crime

68%User score 68 percent

Ray Donovan: The Movie

2022 · Crime · Drama

60%User score 60 percent

Hierarchy

2025 · Action · Crime

62%User score 62 percent

Infidelity in Suburbia

2017 · Thriller · TV Movie

59%User score 59 percent

In Cold Light

2026 · Thriller · Crime

60%User score 60 percent

Blackwater Lane

2024 · Thriller · Drama

73%User score 73 percent

Wardriver

2026 · Thriller · Crime

59%User score 59 percent

Take Back

2021 · Action · Thriller

74%User score 74 percent

Aurora Teagarden Mysteries: Til Death Do Us Part

2021 · TV Movie · Mystery

73%User score 73 percent

The Neighbor in the Window

2020 · Thriller · Drama

64%User score 64 percent

Dead Man's Folly

1986 · Crime · Thriller

59%User score 59 percent

The Virtuoso

2021 · Thriller · Crime

61%User score 61 percent

God Is a Bullet

2023 · Thriller · Action

73%User score 73 percent

Frank and Penelope

2022 · Thriller · Horror

61%User score 61 percent

The Hound of the Baskervilles

2002 · Thriller · TV Movie

65%User score 65 percent

Seeds of Yesterday

2015 · TV Movie · Thriller

62%User score 62 percent

Violent Ends

2025 · Thriller · Crime

Psycho Sister-In-Law (2020) | Watch Free Online Movies

Ryan Carnes

Reid

Sterling Jones

Turner Stevens

Jordyn Chang

Lydia

Jess Adams

Amelia

Rich Paul

Detective Park

Rod Sweitzer

Gavin Downes

Candace Lauren Ostler

Lena

Ashley Lauren Nedd

Roslyn

Michael Patrick Dolan

Husband in Play

Media

Where to Watch

US

Free

Free on Hoopla
Free on Fawesome

Free with ads

Free with ads on Amazon Prime Video Free with Ads
Free with ads on Tubi TV

All watch options for Psycho Sister-In-Law

Streaming availability data provided by JustWatch via TMDB.

Facts

Status: Released
Original title: Psycho Sister-In-Law
Original language: English
Production: The Ninth House, Lifetime

Official site IMDb