Mark Harmon

NCIS Special Agent Leroy Jethro Gibbs

Sean Murray

NCIS Special Agent Timothy McGee

Emily Wickersham

NCIS Special Agent Eleanor "Ellie" Bishop

Maria Bello

Special Agent Jacqueline "Jack" Sloane

Wilmer Valderrama

NCIS Special Agent Nicholas "Nick" Torres

Brian Dietzen

Dr. Jimmy Palmer

Diona Reasonover

Forensic Scientist Kasie Hines

Rocky Carroll

NCIS Director Leon Vance

David McCallum

Dr. Donald "Ducky" Mallard

Pauley Perrette

Forensic Specialist Abby Sciuto

Duane Henry

MI6 Officer Clayton Reeves

Jennifer Esposito

NCIS Special Agent Alexandra "Alex" Quinn

Michael Weatherly

NCIS Special Agent Anthony "Tony" Dinozzo

Cote de Pablo

NCIS Special Agent Ziva David

Lauren Holly

NCIS Director Jenny Shepard

Mark Horowitz

Producer

Mark Harmon

Producer

Frank Cardea

Producer

George Schenck

Producer

Steven D. Binder

Producer

Donald P. Bellisario

Producer

Donald P. Bellisario

Writer

Donald P. Bellisario

Creator