Brad Pitt as Billy Beane

Jonah Hill as Peter Brand

Philip Seymour Hoffman as Art Howe

Robin Wright as Sharon

Chris Pratt as Scott Hatteberg

Stephen Bishop as David Justice

Reed Diamond as Mark Shapiro

Brent Jennings as Ron Washington

Ken Medlock as Grady Fuson

Tammy Blanchard as Elizabeth Hatteberg

Jack McGee as John Poloni

Vyto Ruginis as Pittaro

Nick Searcy as Matt Keough

Glenn Morshower as Ron Hopkins

Casey Bond as Chad Bradford

Nick Porrazzo as Jeremy Giambi

Kerris Dorsey as Casey Beane

Arliss Howard as John Henry

Reed Thompson as Young Billy

James Shanklin as Billy's Dad

Diane Behrens as Billy's Mom

Takayo Fischer as Suzanne - Billy's Secretary

Derrin Ebert as Mike Magnante

Miguel Mendoza as Ricardo Rincon

Gerardo Celasco as Carlos Peña

Tom Gamboa as Scout Martinez

Barry Moss as Scout Barry

Artie Harris as Scout Artie

Bob Bishop as Scout Bob

George Vranau as Scout George

Phil Pote as Scout Pote

Art Ortiz as Eric Chavez

Royce Clayton as Miguel Tejada

Marvin Horn as Terrence Long

Brent Dohling as Mark Ellis

Ken Rudulph as Reporter

Lisa Guerrero as Reporter

Christopher Dehau Lee as Eric Kubota

Joe Satriani as Self

Simon James as Voos

Greg Papa as Game Announcer (voice)

Bob Costas as Sports Announcer (voice)

Tim McCarver as Sports Announcer (voice)

Eddie Frierson as Call-In Radio Host (voice)

Glen Kuiper as Oakland A's Announcer (voice)

Joe Provost as Oakland A's Security Guard

John Brantley Cole as Young Jongewaard

Jake Wilson as Sabatini

Robert P. Macaluso as Coach Bob

Keith Middlebrook as Coach Parker

Damon Farmar as Shapiro's Advisor

Michael Gillespie as Ken Macha

Chad Kreuter as Rick Peterson

Blake Pike as John

Robert Ninfo as Eric Byrnes

Gary 'G. Thang' Johnson as Jermaine Dye

Corey Vanderhook as Ramon Hernandez

Melvin Perdue as Ray Durham

Ari Zagaris as Jim Mercir

Jon Stein as Seymour

Madeleine G. Hall as Hattebergs' Daughter

Holly Pitrago as Shapiro's Assistant

Ken Korach as Radio Color Commentator (voice)

Julie Wagner as Clubhouse Reporter

Ken Colquitt as Clubhouse Reporter

Eric Winzenried as PR Guy

Richard Padilla as Umpire - Game 20

Ed Montague as Umpire - Indians

Jack Knight as Umpire - 1984

Patrick Riley as Umpire - 1989

Phil Benson as 1st Base Umpire

Joyce Guy as Flight Attendant

George Thomas as Security Guard #2

Spike Jonze as Alán (uncredited)

Derek Jeter as Himself (archive footage)

Deanna Marks as Player's Wife (uncredited)

Bobby Kotick as Stephen Schott