Brit Marling

as Prairie Johnson

Patrick Gibson

as Steve Winchell

Emory Cohen

as Homer Roberts

Ian Alexander

as Buck Vu

Will Brill

as Scott Brown

Brandon Perea

as Alfonso "French" Sosa

Phyllis Smith

as Betty Broderick Allen

Brendan Meyer

as Jesse

Jason Isaacs

as Dr. Hunter Aloysius Percy

Sharon Van Etten

as Rachel DeGrasso