Tuesday May 5, 10:00pm - 11:00pmon WUSA-DT

NCIS: Sydney

Name: 10:00pm - Season 3 Episode 20
Start: 2026-05-13T02:00:00Z
End: 2026-05-13T03:00:00Z
Location: WUSA-DT

Season 3 Episode 18: Rough Diamond

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.

Category: Action / Adventure / Crime drama / Mystery
Original air date: 05/05/2026

Cast and crew

Catherine MillarDirector
Olivia SwannNCIS Special Agent Michelle Mackey
Todd LasanceSergeant Jim "JD" Dempsey
Sean SagarNCIS Special Agent DeShawn Jackson
Tuuli NarkleConstable Evie Cooper
Mavournee HazelBluebird "Blue" Gleeson
William McInnesDr. Roy Penrose

+ Show all cast and crew

Upcoming broadcasts

Tomorrow, 12:00pmon AFN (Pacific)
Season 2 Episode 3
Wednesday May 6, 8:00amon AFN (Pacific)
Season 3 Episode 18
Wednesday May 6, 3:00pmon AFN Atlantic
Season 3 Episode 18
Saturday May 9, 12:00pmon AFN (Pacific)
Season 2 Episode 4
Tuesday May 12, 9:00pmon WUSA-DT
Season 3 Episode 19
Tuesday May 12, 10:00pmon WUSA-DT
Season 3 Episode 20