THE NCIS TEAM INVESTIGATES COPY-CAT CRIME SCENES WHILE GIBBS NAVIGATES TWO EX-WIVES RELENTLESSLY TRYING TO GET HIS ATTENTION, ON A REBROADCAST OF "NCIS," TUESDAY, APRIL 21

Jeri Ryan Guest Stars As Gibbs' Second Ex-Wife

"Check" - The NCIS team must investigate a series of crime scenes that appear to be copy-cats of previous cases. Also, two of Gibbs' ex-wives, one of which the team has yet to meet, show up at a crime scene to discuss something important with him, on a rebroadcast of NCIS, Tuesday, April 21 (8:00-9:00 PM, ET/PT), on the CBS Television Network. Jeri Ryan guest stars as Gibbs' second ex-wife. (Originally broadcast 1/6/15.)

REGULAR CAST:

Mark Harmon (NCIS Special Agent Leroy Jethro Gibbs)
Michael Weatherly (NCIS Special Agent Anthony "Tony" DiNozzo)
David McCallum (Dr. Donald "Ducky" Mallard)
Pauley Perrette (Abby Sciuto)
Sean Murray (NCIS Special Agent Timothy McGee)
Rocky Carroll (NCIS Director Leon Vance)
Brian Dietzen (Jimmy Palmer)
Emily Wickersham (Probationary NCIS Agent Eleanor "Ellie" Bishop)

GUEST CAST:

Melinda McGraw (Diane Sterling)
Alex Veadov (International Mercenary Sergei Mishnev)
Jeri Ryan (Rebecca Chase)
Andy Milder (Gene Isaacson)
Reggie Hayes (Mike Batowski)
Cesili Williams (Vera)
Lucy Walsh (Alice)
Alvin Cowan (Metro P.D. Local LEO)

WRITTEN BY: Steven D. Binder

DIRECTED BY: Alrick Riley