Overview
Harley Quinn joins forces with a singer, an assassin and a police detective to help a young girl who had a hit placed on her after she stole a rare diamond from a crime lord.
Cast
- Margot Robbie as Harley Quinn
- Rosie Perez as Renee Montoya
- Mary Elizabeth Winstead as Helena Bertinelli / Huntress
- Jurnee Smollett as Dinah Lance / Black Canary
- Ewan McGregor as Roman Sionis
- Ella Jay Basco as Cassandra Cain
- Chris Messina as Victor Zsasz
- Ali Wong as Ellen Yee
- David Ury as Sleazy Breeder
- Sara Montez as Shallow Friend #1 / Kathrine