12. Bölüm

George Clooney

Doug Ross

Paul McCrane

Robert Romano

Ron Fassler

Aaron's Father

Conni Marie Brazelton

Connie Oligario

Dick Miller

Mr. Ackerman

Valerie Mahaffey

Joi Abbott

John Aylward

Donald Anspaugh

Carl Lumbly

Graham Baker

Jorja Fox

Maggie Doyle

Penny Johnson Jerald

Lynette Evans

William Bumiller

NASA Lecturer

Mike Bacarella

Cabbie

Rachel Grate

Donna

Deezer D

Malik McGrath

Laura Cerón

Chuny Marquez

Bill Henderson

Charley Barnes