Now playingThe HMS Trenchant's crew prepares to leave port for the first time in six months.
S1 · E1 — Episode 1
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Captain Stephen Brian takes command of HMS Trenchant with orders to stop a Russian ship.
Now playingThe HMS Trenchant's crew prepares to leave port for the first time in six months.

Captain Stephen Brian takes command of HMS Trenchant with orders to stop a Russian ship.