Peter Firth Harry Pearce Actor Nicola Walker Ruth Evershed Actor Richard Armitage Actor Hugh Simon Actor Shazad Latif Actor Sophia Myles Actor Max Brown Dimitri Levendis Actor Iain Glen Actor Robert Glenister Guest Star Paul Birchard Guest Star Andrew Scarborough Guest Star Ace Bhatti Guest Star Peter Sullivan Guest Star Alrick Riley Director Ben Richards Writer Simon Crawford-Collins Executive Producer Andrew Woodhead Executive Producer Karen Wilson Executive Producer