A family's peaceful existence is shaken when a long-lost sibling appears, claiming a rightful portion of their inheritance and sparking tension and conflict.
A young couple's life is turned upside down when the father's estranged sister appears, seeking to claim their unborn child and inheritance for herself.
Main Cast
Creators
Lifetime Movie Moment: Murder Suspect RUDELY Interrupts | Psycho Sister-In-Law | Lifetime
Studio(s): The Ninth House, Lifetime
Originally Released: United States, Aug 16, 2020
Production Country: United States
Currently, you have the opportunity to watch "Sinister Sister" by streaming it on the following platforms: Hoopla. Additionally, viewers have the option to either rent or purchase "Sinister Sister" on the following digital platforms: Amazon, VUDU.
