Elisabeth Moss as Shirley Jackson

Odessa Young as Rose Nemser / Paula

Michael Stuhlbarg as Stanley Hyman

Logan Lerman as Fred Nemser

Victoria Pedretti as Katherine

Robert Wuhl as Randy Fisher

Paul O'Brien as Dean

Orlagh Cassidy as Caroline

Bisserat Tseggai as Peggy

Allen McCullough as Norman

Tony Manna as Drunken Fellow

Molly Fahey as Faculty Wife

Edward O'Blenis as Ralph Ellison

Ryan Spahn as Drunk Cad

Emily Decker as Prissy College Girl

Alex Sherman as Paula

Ava Langford as Rose's Friend

Thomas Racek as Party Guest

Lexa Hayes as Party Goer

Adelind Horan as Paula Double (uncredited)

Steve Vinovich as Henry (uncredited)