Cast

• Carolyn Seymour (Abby Grant)
• Ian McCulloch (Greg Preston)
• Lucy Fleming (Jenny Ruichards)
• Zoë Tapper (Evelyn Piper)
• Helen Goldwyn (Ruth)
• James Wilby (Brendon Glover / Duffin)
• Emily Joyce (Sasha Flint)
• Gunnar Cauthery (Alan Kelly / Sam Fulcher)
• Leighton Pugh (Dan Lacey / Ulryk)
• Julie Graham (Katherine Tanner)
• Tracy Wiles (Professor Valentina Raskova)
• Alex Blake (Pierre / Hague)
• Ellie Burrow (Postwoman / Gail Fulcher)
• Andrew Wincott (Sick Man / Mangham)
• George Watkins (Craig)
• Hannah Genesius (Spike)
• Christopher Hatherall (Titch)
• Sheila Reid (The Countess)