Harry discovers there's a mole at large in the Grid. Meanwhile, Ros and Adam board a plane undercover in an attempt to stop Iran becoming a nuclear power.
Released: Jan 01, 1970
Runtime: 00:60:14 minutes
Genre: Drama, Action & Adventure, Crime
Stars: Peter Firth, Nicola Walker, Max Brown, Lara Pulver, William Hope, Alex Lanipekun, Geoffrey Streatfeild, Tom Weston-Jones, Alice Krige, Jonathan Hyde, Simon Russell Beale