Michael Dowse Director, Executive Producer Daniel Radcliffe Wallace Actor Zoe Kazan Chantry Actor Megan Park Dalia Actor Adam Driver Allan Actor Mackenzie Davis Nicole Actor Jemima Rooper Ellie Actor Rafe Spall Ben Actor Meghan Heffern Tabby Actor Jonathan Cherry Josh Actor Oona Chaplin Argentinian UN Worker Actor Elan Mastai Screenwriter David Gross Producer Macdara Kelleher Producer Andre Rouleau Producer Jesse Shapira Executive Producer Jeff Arkuss Executive Producer Hartley Gorenstein Executive Producer Patrice Theroux Executive Producer Bryan Gliserman Executive Producer Mark Costa Executive Producer Ford Oelman Executive Producer Marc Stephenson Executive Producer Rogier Stoffers Cinematographer Yvann Thibaudeau Film Editor A.C. Newman Original Music Ethan Tobman Production Design Mark Steel Art Director Mary Kirkland Set Decoration Lea Carlson Costume Designer Ronna Kress Casting Robin D. Cook Casting