The Champions
Season 1, Episode 20: The Silent Enemy
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Craig, Richard and Sharron have to follow the path of a nuclear submarine in which all of the crew were found dead.
All Episodes - Season 1
Episode 1
The Beginning
Episode 2
The Invisible Man
Episode 3
Reply Box No. 666
Episode 4
The Experiment
Episode 5
Happening
Episode 6
Operation Deep-Freeze
Episode 7
The Survivors
Episode 8
To Trap A Rat
Episode 9
The Iron Man
Episode 10
The Ghost Plane
Episode 11
The Dark Island
Episode 12
The Fanatics
Episode 13
Twelve Hours
Episode 14
The Search
Episode 15
The Gilded Cage
Episode 16
Shadow of the Panther
Episode 17
A Case of Lemmings
Episode 18
The Interrogation
Episode 19
The Mission
Episode 20
The Silent Enemy
Episode 21
The Body Snatchers
Episode 22
Get Me Out Of Here!
Episode 23
The Night People
Episode 24
Project Zero
Episode 25
Desert Journey
Episode 26
Full Circle
Episode 27
Nutcracker
Episode 28
The Final Countdown
Episode 29
The Gun-Runners
Episode 30
Autokill