Guest Stars Phil Davis as Nigel Fiona Button as Kate Peter Egan as David Crownshaw Kiran Sonia Sawar as Ayesha Kareem Sue Johnston as Marion Crownshaw Isaac Vincent-Norgate as Albert Deka Walmsley as Sergeant Stone Isabelle Lee Pratt as Alexandra Sandra James-Young as Jean Tristan Sturrock as Desmond Ben Bailey Smith as Samuel Lindsay Bennett Thompson as Superintendent Evans Sukh Ojla as Sunita Stephen Evans as Stephen Boni Adeliyi as Doctor Ayomide Josh Day as Young PC