James Franco

as James Dean

Michael Moriarty

as Winton Dean

Valentina Cervi

as Pier Angeli

Enrico Colantoni

as Elia Kazan

Edward Herrmann

as Raymond Massey

Joanne Linville

as Hedda Hopper

John Pleshette

as Billy Rose

Barry Primus

as Nicholas Ray

David Proval

as Daniel Mann

Samuel Gould

as Martin Landau

Amy Rydell

as Christine White

Wendy Benson-Landes

as Julie Harris

Karen Kondazian

as Mrs. Pierangeli

David Parker

as James Whitmore

Craig Barnett

as George Stevens

Mark Rydell

as Jack Warner

Lou Wagner

as 'Eden' Make-up Person

Otto Felix

as 'Eden' Camera Assistant

Christopher Lee

as 'Eden' Assistant Director

Gretchen German

as Kazan's Assistant

Bill Voigtlander

as 'Eden' Camera Operator

Matthew W. Tenggren

as Sound Man

Kyle Chambers

as James Dean - 8-9 Yrs. Old

Lisa Robins

as Mildred Dean

Peggy McCay

as Emma Dean

William Stanford Davis

as Train Conductor

Charles Dierkop

as Groundsman

Steve Chambers

as Postman

Lisa Blake Richards

as Ethel Dean

Mushond Lee

as Billy

Phil Parolisi

as Cattle Call Stage Manager

Ellen Gerstein

as Jane Deacy

Israel Horovitz

as Louis Schurr

Fred Parnes

as Actor's Studio Stage Manager

Andrew Prine

as Rogers Brackett

James DiStefano

as 'The Immortalist' Stage Manager

Harry Cohn

as Hot Dog Vendor

Julie Janney

as Geraldine Page

Antony Sandoval

as Louis Jourdan

Mark Moses

as Dick Clayton

Stan Coleman

as Warner's Executive

Mark Kiely

as Soldier in 'Silver Chalice'

Austen Rydell

as 'Eden' Assistant Director's Son

Lyle Kessler

as Lee Strasberg

Chad Restum

as 'Rebel' Assistant Director

Elizabeth Barkette

as Mrs. Stark

Frank Cassini

as 'Giant' Assistant Director

Nick Klar

as Winton's Neighbor

Allen Hall

as 'Giant' Oil Derrick Rigger

Robert N. Gersicoff

as 'Giant' Camera Operator

John C. Flinn IV

as 'Giant' Assistant Camera

Guido Föhrweißer

as Rolf Wütherich

Alexander Rydell

as Boy on Bike

Holly Beavon

as Marilyn Monroe (uncredited)

Lana Clarkson

as Jayne Mansfield (uncredited)

Elizabeth Karsell Horne

as Judy Garland (uncredited)

Michael Lefko

as Rock Hudson (uncredited)

Karen Teliha

as Bette Davis (uncredited)

Carla Barnett

as Auntie Ortense (uncredited)

Eric Brenner

as Julie Harris's Date (uncredited)

Greg Bronson

as Reporter (uncredited)

Michael Dronge

as Dolly Grip (uncredited)

Phil Hawn

as Bartender (uncredited)

Matt Holly

as Time Magazine Reporter (uncredited)

Val Lauren

as Alex (uncredited)

Sean A. Mulvihill

as Reporter (uncredited)

Ginger Pauley

as Maria (uncredited)

Matthew Payne

as Actors Studio Reporter (uncredited)

Renee Pezzotta

as Smoking Woman (uncredited)

Brent Ponder

as Autograph Collector (uncredited)

Brian Ruppert

as N.Y Actor (uncredited)

Gary Sievers

as Eden Production Crew Member (uncredited)

Clyde Tull

as Train Conductor (uncredited)

Maggie Wagner

as Mann's Assistant (uncredited)