Tim Haines Creator, Producer, Executive Producer Adrian Hodges Creator, Writer, Executive Producer Douglas Henshall Nick Cutter Actor Hannah Spearritt Abby Maitland Actor James Murray Stephen Hart Actor Andrew Lee Potts Connor Temple Actor Lucy Brown Claudia Brown, Jenny Lewis Actor Juliet Aubrey Helen Cutter Actor Ben Miller James Lester Actor Tim Faraday The Cleaner Actor Naomi Bentley Caroline Actor Karl Theobald Oliver Leek Actor Ruth Millar Shelley Guest Star Togo Igawa Mr. Nagata Guest Star Sidney Cole Fire Chief Guest Star Jason Thorpe Terry Guest Star Ged Simmons Fireman Armstrong Guest Star Shelley Minto Firewoman Cooper Guest Star Sidney Cole Fire Chief Guest Star Rupert Young Mike Guest Star Cameron McAllister Producer, Executive Producer Andrew Gunn Director