Armenian American actress, singer and author Cher has joined the anti-genocide call to action connected to “The Promise” film.

“Hitler said if they don’t remember the Armenians, they will not remember the Jews. We cannot let this happen to another group of people. I vow to keep the promise,” Cher says in a video shared on Twitter.

I vow to ?? 4/21 ?

— Cher (@cher)

Armenian Genocide film The Promise will be released in mainstream theaters across the United States and Canada on April 21.

Produced by the legendary Kirk Kerkorian’s Survival Pictures and directed by Academy Award winner Terry George (Hotel Rwanda), The Promise features an outstanding international cast, including Oscar Isaac, Charlotte Le Bon, Christian Bale, Shohreh Aghdashloo, Angela Sarafyan, and many more.

All proceeds from the film will be donated to non-profit organizations, the first time for a film of this scale.