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Dark Matter
When the master of a college is found dead at the foot of the observatory stairs, suspicion falls on all of the staff - from senior tutors right down to the scouts.
Aired: May 09, 2010 Genre: Crime Drama MysteryCasts: Kevin Whately Laurence Fox Clare Holman Rebecca FrontCreated By: Colin DexterDuration: 1h 30m Rating: 4.4 Country: United Kingdom Production: ITV Productions, ITV Studios