The "Birds of Prey" will have to flock together against Chris Messina.

The "Sharp Objects" and"Mindy Project" actor is joining the cast of DC's upcoming superheroine movie as bad guy Victor Zsasz, according to Deadline.

Zsasz is a sadistic serial killer who carves a mark onto himself for each of his victims. He will partner with Ewan McGregor’s lead villain Black Mask.

They'll battle it out against a team of female heroes, led by Margot Robbie's reformed Harley Quinn. She's joined by Mary Elizabeth Winstead as Huntress, Jurnee Smollett-Bell as Black Canary, Rosie Perez as Detective Renee Montoya, and the young newcomer Ella Jay Basco as Cassandra Cain.  The movie will be directed by Cathy Yun.

"Birds of Prey (and The Fantabulous Emancipation of One Harley Quinn)" opens in theaters February 7, 2020.