how many episodes of ncis have there been
List of NCIS episodes On April 13, 2018, the series was renewed for a sixteenth season to air in 2018-19.[2] As of May 22, 2018,[update] 354 episodes of NCIS have aired, concluding the fifteenth season.[3]
Eric Christian Olsen Olsen portrays Detective Marty Deeks on the CBS show NCIS: Los Angeles. His character appeared in two episodes of season one before joining the cast as a series regular in the second season.[8]