The Liquidator

A bumbling tank corps sergeant who is not a natural killer. He is recruited by Mostyn into MI5 and lured with a glamorous lifestyle, only to discover he’s technically an assassin. Though reluctant, he ends up hiring a freelance killer to do the dirty work, showing a conflicted mix of charm and incompetence. His romantic entanglement with Iris further complicates the mission and reveals a more human, less ruthless side.

A high-ranking MI5 officer who schemes to fix security leaks by exploiting Oakes. He uses charm and power to manipulate subordinates and push a dangerous operation forward. His strategic mindset masks a willingness to bend rules for personal or organizational gain. He embodies the cunning, calculating spy archetype at the center of the plot.

Mostyn's secretary who exudes sex appeal and savvy manipulation. She becomes a key driver of the plot, ultimately revealed as the coordinator of the operation and the pilot of the advanced bomber. Iris uses flirtation and wit to influence Oakes and others, complicating loyalties and raising questions about trust.

A seemingly senior Agency figure who arrives with a new mission, but is revealed to be an enemy agent. He exploits the situation to steal advanced hardware and destabilize operations, representing the pervasive threat of infiltration and betrayal within the spy world.

A ruthless enemy agent leading a disobedient cell in the south of France. He challenges Oakes and demands to know the target, embodying the immediacy and danger of real-world espionage in hostile territory.

A freelance contract killer hired by Oakes to handle the dirty work that Oakes cannot bring himself to do. Griffen embodies a mix of professionalism and dark humor, providing a practical but morally murky solution to the assignment.