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NCIS: Sydney – Season 3, Episode 18 Rough Diamond

Play trailer NCIS: Sydney – Season 3, Episode 18 Rough Diamond Airs May 5 Crime Drama Action Adventure Mystery & Thriller Play Trailer Watchlist
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The death of a former Marine wanted for murder leads the team to a sinister plot involving a disgraced journalist, one of Australia's richest men and lab-grown diamonds.
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NCIS: Sydney — Season 3, Episode 18

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Cast & Crew

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Morgan O'Neill

Creator

Olivia Swann

NCIS Special Agent Michelle Mackey

Todd Lasance

Sergeant Jim "JD" Dempsey

Sean Sagar

NCIS Special Agent DeShawn Jackson

Tuuli Narkle

Constable Evie Cooper

Mavournee Hazel

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NCIS: Sydney — Season 3, Episode 18

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Episode Info

Synopsis The death of a former Marine wanted for murder leads the team to a sinister plot involving a disgraced journalist, one of Australia's richest men and lab-grown diamonds.
Director
Catherine Millar
Creator
Morgan O'Neill
Executive Producer
Morgan O'Neill, Sara Richardson, Sue Seeary
Screenwriter
Morgan O'Neill, James Cripps, Jessica Tuckwell
Network
CBS
Rating
TV-PG (V|L|D)
Genre
Crime, Drama, Action, Adventure, Mystery & Thriller
Original Language
Australian English
Release Date
May 5, 2026