Based on the internationally-acclaimed stage play of the same name written by Colette Freedman, Sister Cities will make its television world premiere Saturday, September 17 at 8pm ET/PT on Lifetime. Sister Cities features an all-star cast headlined by Academy Award and Golden Globe nominee Jacki Weaver (Silver Linings Playbook), Stana Katic (Castle), Jess Weixler (The Good Wife), Michelle Trachtenberg (Gossip Girl) and Troian Bellisario (Pretty Little Liars), and tells the story of four estranged sisters who reunite to mourn after their mother’s passing, only to discover a secret that could tear them apart. The movie also stars Amy Smart (Justified), Tom Everett Scott (Scream: The TV Series), Emmy nominee Alfred Molina (The Normal Heart) and Kaia Gerber in her acting debut.