Tali Shalom-Ezer Director Kate Mara Mercy Actor, Producer Elliot Page Lucy Actor, Producer Elias Koteas Simon Actor Brian Geraghty Weldon Actor Amy Seimetz Martha Actor Beau Knapp Toby Actor Tonya Pinkins Agatha Actor Jake Robinson Ian Actor Charlie Shotwell Benjamin Actor Jordan Trovillion Katlin Actor Joe Barton Screenwriter David Hinojosa Producer Christine Vachon Producer Robert A. Halmi Executive Producer Karri O'Reilly Executive Producer Jim Reeve Executive Producer Radek Ladczuk Cinematographer Einat Glaser-Zarhin Film Editing Michael Brook Original Music Maya Sigel Production Design Sarah Young Set Decoration Amela Baksic Costume Design Jessica Daniels Casting