UNITY is the name of the organization where Cate Archer works. It's goal is to protect humanity from groups or persons who want to take over the world. It's headquarters is located somewhere in England, but no exact location is given, indicating once more what a top-secret organization this is. However, according to certain intelligence items, its headquarters is 2 hours away from London by plane, although it is unclear too where the HQ's airport is and the would-have-been flight's direction.
- Mr. Jones : the director of UNITY
- Bruno Lawrie : operative, Cate's mentor and later temporary director of UNITY
- Cate Archer : operative
- Santa : "the gadget guy", responsible for the weapons/gadgets