NCIS fans are some of the most dedicated television fans we know of! The show's directors and producers should be cautious of details in the series because at some point or another, their viewers will find the mistakes! See what fans discovered from this first episode...

IN CASE YOU MISSED IT: NCIS fans notice a big mistake with "Ziva"

NCIS fans spotted this mistake about "Agent Gibbs"

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Mark Harmon and Cote De Pablo in the hit series NCIS
(© imago images / Mary Evans)
NCIS: Hawaii Casts Actor Model Noah Mills stars Jesse new series 2021 premiere release date
Mark Harmon NCIS

Which 'NCIS' character was NOT first introduced in 'JAG'?

"Timothy"
"Tony"
Micheal Weatherly, Sean Murray, Pauley Perette, Mark Harmon, Cote de Pablo, Rocky Carroll and David McCallum

'NCIS' Cast: Through The Years With The Actors