Guest Stars Naomi Scott as Vanessa Velasquez Honor Blackman as Celia Butler Alana Hood as Lisa Green Huw Higginson as DS Grant Christopher Villiers as Phillip Granger David Bedella as Luis Velasquez Paul Blackwell as Prison Officer Christopher Sciueref as David Ortega Ross Tomlinson as Adam Green David Martin as Thug Ian Kemp as Middle Man Simon Hill as Police Officer Uncredited Christopher Cowlin as Customer in Spanish Restaurant Hannah Blamires as Customer in Spanish Restaurant David Claridge as DS Grant's PC