 " New Allegiances " is the series seven premiere and 57th episode of the British espionage television series Spooks . It was originally broadcast on BBC One on 27 October 2008 . The episode was written by Neil Cross , with additional writing by Ben Richards , and directed by Colm McCarthy . The episode is considered the first of a two @-@ part story arc which would continue in the eighth episode, " The Day of the Dead ". The episode focuses on the terrorist attack on London in the previous season's finale, " The Death of Gideon ." The episode is a direct continuation of the previous series' finale, " The Death of