Billy Beane

Brad Pitt

Peter Brand

Jonah Hill

Art Howe

Philip Seymour Hoffman

Sharon

Robin Wright

Scott Hatteberg

Chris Pratt

David Justice

Stephen Bishop

Mark Shapiro

Reed Diamond

Ron Washington

Brent Jennings

Grady Fusion

Ken Medlock

Elizabeth Hatteberg

Tammy Blanchard

John Poloni

Jack McGee

Pittaro

Vyto Ruginis

Matt Keough

Nick Searcy

Ron Hopkins

Glenn Morshower

Chad Bradford

Casey Bond

Jeremy Giambi

Nick Porrazzo

Casey Beane

Kerris Dorsey

John Henry

Arliss Howard

Young Billy

Reed Thompson

Billy's Mom

Diane Behrens

Billy's Dad

James Shanklin

Carlos Pena

Adrian Bellani

1st Base Umpire

Phil Benson

Scout Bob

Bob Bishop

Suzanne - Billy's Secretary

Takayo Fischer

Mike Magnante

Derrin Ebert

Miguel Tejada

Royce Clayton

Young Jongewaard

John Cole

Ricardo Rincon

Miguel Mendoza

Clubhouse Reporter

Ken Colquitt

Scout Martinez

Tom Gamboa

Sports Announcer (voice)

Bob Costas

Mark Ellis

Brent Dohling

Scout Barry

Barry Moss

Scout Artie

Artie Harris

Shapiro's Advisor

Damon Farmar

Scout George

George Vranau

Scout Pote

Phil Pote

Call-In Radio Host (voice)

Eddie Frierson

Eric Chavez

Art Ortiz

Ken Macha

Michael Gillespie

Terrence Long

Marvin Horn

Reporter

Lisa Guerrero

Flight Attendant

Joyce Guy

Hatteberg's Daughter

Madeleine G. Hall

Reporter

Ken Rudulph

Eric Kubota

Christopher Dehau Lee

Voos

Simon James

Himself

Joe Satriani

Jermaine Dye

Gary Johnson

Game Announcer (voice)

Greg Papa

Umpire - 1984

Jack Knight

Radio Color Commentator (voice)

Ken Korach

Rick Peterson

Chad Kreuter

Sports Announcer (voice)

Tim McCarver

Oakland A's Announcer (voice)

Glen Kuiper

Oakland A's Security Guard

Joe Provost

Coach Bob

Robert P. Macaluso

Young Jongewaard

John Brantley Cole

Sabatini

Jake Wilson

Coach Parker

Keith Middlebrook

Umpire - Indians

Ed Montague

Eric Byrnes

Robert Ninfo

Umpire - Game 20

Richard Padilla

John

Blake Pike

Ray Durham

Melvin Perdue

Ramon Hernandez

Corey Vanderhook

Shapiro's Assistant

Holly Pitrago

Jim Mercir

Ari Zagaris

Seymour

Jon Stein

Umpire - 1989

Patrick Riley

Clubhouse Reporter

Julie Wagner

Seymour

Jonathan Stein

Security Guard #2

George Thomas

PR Guy

Eric Winzenried

Alán (uncredited)

Spike Jonze

Himself (archive footage)

Derek Jeter

Stephen Schott

Bobby Kotick

Player's Wife (uncredited)

Deanna Marks

Robin Wright Penn