George Clooney

Michael Clayton

Steven Soderbergh

Executive Producer

Michael O'Keefe

Barry Grissom

Julie White

Mrs. Greer

Heidi Armbruster

Anna's Sister

Tilda Swinton

Karen Crowder

Denis O'Hare

Mr. Greer

Terry Serpico

Mr. Iker

David Zayas

Detective Dalberto

Frank Wood

Gerald

Tom Wilkinson

Arthur Edens

Sean Cullen

Gene Clayton

David Lansbury

Timmy Clayton

Bill Raymond

Gabe Zabel

Anthony Minghella

Executive Producer

Sharon Washington

Pam

Sydney Pollack

Marty Bach

Tony Gilroy

Director

Michael Countryman

Evan (voice)

James A. Holt

Executive Producer

Merritt Wever

Anna

Ken Howard

Don Jeffries

Austin Williams

Henry Clayton

Danielle Skraastad

Bridget Klein (voice)

Jonathan Walker

Del (voice)

Christopher Mann

Lieutenant Elston

Robert Prescott

Mr. Verne

Cynthia Mace

Wendy (voice)