Roy Mitchell Creator Nigel McCrery Creator Amanda Redman Sandra Pullman Actor Alun Armstrong Brian Lane Actor Denis Lawson Steve McAndrew Actor Dennis Waterman Gerry Standing Actor Richard Clothier Commander Adam Sinclair Actor Susan Jameson Esther Lane Actor Vincent Regan Harry Truman Actor Georgia Zaris Marcia Actor Vincent Riotta Levy Bossano Actor Gabriela Montaraz Natalie Bossano Actor George Irving Bill Embleton Actor Sharon D Clarke Sarah Kaye Actor Tim Berrington Senior Officer Actor Brian Grant Director Tom Mullens Producer Simon Allen Writer Richard Burrell Executive Producer