Guest Stars Niamh McCann as Siobhan Francis Franc Ashman as Cassandra Lucy Sheen as Teresa Samuel Edward-Cook as Damian Karen Henthorn as Emily Lucy Chambers as Sophie Akai Coleman as Rory Romy Kelleher as Raina Kiruna Stamell as Dr Broodthaers Ian Mercer as Tom Shreya M Patel as Seema Christine Entwisle as Valeria Hopi Grace as Tamsin