Brad Pitt Jack Conrad
Margot Robbie Nellie LaRoy
Samara Weaving Constance Moore
Olivia Wilde Ina Conrad
Tobey Maguire James McKay, Executive Producer
Jean Smart Elinor St. John
Eric Roberts Robert Roy
Max Minghella Irving Thalberg
Lukas Haas George Munn
Diego Calva Manny Torres
Katherine Waterston Estelle
Damien Chazelle Writer, Director
Patrick Fugit Officer Elwood
Chris Reid Stunts, Stunt Double
Li Jun Li Lady Fay Zhu, Songs
P.J. Byrne Max (Ruth's Assistant Director)
Phoebe Tonkin Jane Thornton
Jeff Garlin Don Wallach
Kaia Gerber Starlet
Spike Jonze Otto (uncredited)
Frederick Koehler D.P. Bill (1st Day of Sound)
Lewis Tan Smoking Man (uncredited)
Jennifer Grant Mildred Yates
Sarah Ramos Harriet Rothschild
David Ury Fan (Autograph)
Flea Bob Levine
John Mariano Master of Ceremonies
Marc Platt Producer
Sean O'Bryan Studio Executive (Billy)
Todd Giebenhain Prop Master (Kinoscope)
Ethan Suplee Wilson
Bob Clendenin Otto's Assistant Director
Taylor Nichols Wealthy Man
Jovan Adepo Sidney Palmer
Lauren Mary Kim Stunts
Chloe Fineman Marion Davies
Pete Ploszek Young Actor (Jack's Beach Set)
Mather Zickel Distribution Executive
Francine Maisler Casting
Taylor Hill Rebecca
Andy Nelson Sound Re-Recording Mixer
Robert Morgan Director (Wallach's Party)
Joe Dallesandro Charlie / Photographer (Wallach's Party)
Rory Scovel The Count
J.C. Currais Truck Driver
Pat Skipper William Randolph Hearst
Olivia Hamilton Producer, Ruth Adler
Chris Silcox Stunts
Justin Hurwitz Original Music Composer
Wyck Godfrey Executive Producer
Chris Palermo Stunt Driver
James Wellington Extra
John T. Cucci Foley Artist
Timothy Eulich Stunt Coordinator, Fight Choreographer
Walker Hare McKay's Associate
John Kerry Jonathan Rothschild
Mike Manning New York Fan (uncredited)
Terry Walters Editor (Kinoscope)
Dan O'Connell Foley Artist
Karolina Szymczak Olga Putti
Kelly Porter Key Set Costumer
Ric Sarabia Crew Member (1st Day of Sound)
Jalil Jay Lynch Stunt Driver
Cici Lau Gho Zhu
Chad Guerrero Stunt Double
Mandy Moore Choreographer
Richard Burden Stunt Driver
Joey de Leon Percussion
Hayley Huntley Liz (Pool Party)
Jeremy Roberts Studio Employee (Sidney's House)
Mary Zophres Costume Design
Jimmy Ortega Elephant Wrangler