Charles Gregory is a veteran British operative agent and former MI-6 agent who is the official leader of the mission. He prefers a covert approach and often clashes with his American comrades on the Rust Crew. He contends with Dan Marshall about the overall tactics but ultimately allows for him to decide. Charles has demonstrated an overzealous attitude when it comes to negotiation situations. Charles is a tactical expert who wields a sub-machine-gun.
Charles Gregory in the English version of the game is voiced by Troy Baker.