Counter-Measures S4 • Episode 2
The Keep
Sets:
Counter-Measures
Released
Friday, July 10, 2015
Written by
Ken Bentley
Runtime
51 minutes
Time Travel
Present
Locations
Earth
Synopsis
For many years Sir Toby has used the Keep — the most secure and secret prison in England — to hide away incredibly dangerous threats to the country. But now two prisoners are attempting to escape — and they're not the only ones.