Guest Stars Sam Troughton as Henry Marsh Emilio Doorgasingh as Azeem Meer Sara Powell as Maxine Lockston Vicki Pepperdine as Barbara Walton Clive Swift as Felix Hope Frances Barber as Ingrid Lockston Phoebe Campbell as Tara Lockston Joe Sims as Adrian Peck James Atherton as Jensen Marsh Philip Bird as Duncan Walton Neil Morrissey as Mitch McAllister Katy Cavanagh as Lena Ferrara
