Watch NCIS: Sydney Season 3 Episode 15 Online
“The Collective” — Watch "NCIS: Sydney" Season 3 Episode 15 online in HD for free. Check streaming providers, cast, and episode details.
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Season 3 Episode 15 — Aired on Apr 14, 2026 • runs about 42 minutes.
Notable cast/guest names in this episode include Olivia Swann, Todd Lasance, Sean Sagar, Tuuli Narkle.
This page includes 1 official still(s) (when available) plus legal availability links.
Looking for “watch NCIS: Sydney Season 3 Episode 15 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.
Synopsis
When a Marine linked to Mackey’s ill-fated rescue mission in Afghanistan is found dead, old enemies emerge and the person she cares for most comes under threat.
Stills
Cast
as Michelle Mackey
as Jim 'JD' Dempsey
as DeShawn Jackson
as Evie Cooper
as Bluebird 'Blue' Gleeson
as Dr. Roy Penrose
Episodes – Season 3
Trailer / clip
There�s no trailer available for this series right now.
