Joaquin Phoenix as Freddie Quell

Philip Seymour Hoffman as Lancaster Dodd

Amy Adams as Peggy Dodd

Rami Malek as Clark

Laura Dern as Helen Sullivan

Jesse Plemons as Val Dodd

Ambyr Childers as Elizabeth Dodd

Madisen Beaty as Doris Solstad

Kevin J. O'Connor as Bill White

Patty McCormack as Mildred Drummond

Lena Endre as Mrs. Solstad

Barbara Brownell as Margaret O'Brien

Amy Ferguson as Martha the Salesgirl

Jennifer Neala Page as Winn Manchester

Christopher Evan Welch as John More

Mike Howard as Rorschach Doctor

Frank Bettag as Frank

Mimi Cozzens as Chi Chi Crawford

Jillian Bell as Susan Gregory

Joshua Close as Wayne Gregory

Martin Dew as Norman Conrad

Kevin J. Walsh as Cliff Boyd

Brady Rubin as Michelle Mortimer

Jill Andre as Beatrice Campbell

Barlow Jacobs as James Sullivan

David Warshofsky as Philadelphia Police

Tom Knickerbocker as Judge

Zan Overall as Bartender

Katie Boland as Young Woman

Lorelai Hoey as Baby

Price Carson as V.A. Doctor

Sarah Shoshana David as V.A. Nurse

Bruce Goodchild as V.A. Doctor / Interview

Matt Hering as V.A. Patient

Dan Anderson as V.A. Patient

Andrew Koponen as V.A. Patient

Jeffrey W. Jenkins as V.A. Patient

Patrick Wilder as V.A. Patient

Ryan Curtis as V.A. Patient

Jay Laurence as V.A. Patient

Abraxas Adams as V.A. Patient

Tina Bruna as Portrait Customer

Kevin Hudnell as Portrait Customer

Hunter Craig as Portrait Customer

Ryder Craig as Portrait Customer

Rodion Salnikov as Portrait Customer

Emily Gilliam as Portrait Customer

Kody Klein as Portrait Customer

W. Earl Brown as Fighting Businessman

Ariel Felix as Filipino Worker

Vladimir Velasco as Filipino Worker

John Mark Reyes as Filipino Worker

Brian Fong as Filipino Worker

Diane Cortejo as Young Filipino Woman

Leonida A. Bautista as Nana

Myrna De Dios as Angry Filipino Woman

William O'Brien as Hiring Hall Voice (voice)

Brigitte Hagerman as New York Party Girl

Charley Morgan as New York Lawyer

Gigi Benson as Dancer

Liz Clare as Dancer

Fiona Dourif as Dancer

Audrey Finer as Dancer

Megan Rose Fox as Dancer

Baily Hopkins as Dancer

Mari Kearney as Dancer

Sarah Klaren as Dancer

Ally Johnson as Dancer

Brittany Kilcoyne McGregor as Dancer

LaRain Ring as Dancer

Kimberly Ables Jindra as Processing Patient

Theo Crisell as Jail Bird

Eban Schletter as Band (Piano)

Scott Rodgers as Band (Drum)

Melora Walters as Band (Voice)

Emily Jordan as British Receptionist

Amanda Caryn Jobbins as British Receptionist

Olivia Rosemarie Barham as Pub Customer

Napoleon Ryan as Pub Customer

AnnaCorey as Madam Grace Love Interest (uncredited)

Bill Blair as Man at the Bar (uncredited)

Quint Gabriel as U.K Student