Captain Thomas Carswell is the human servant of Padma and a part of his triumvirate along with Gideon. He is 5' 7" with dark gold hair cut very short and a brownish mustache, curved back to meet brownish sideburns. He is always dressed in a version of the British uniform he’d worn when he was a soldier for Queen Victoria in the 1800s.
Although Padma's human servant he seems to hate him, but is forced to obey his orders.
In Burnt Offerings, after the delegation of the Vampire Council arrives in St. Louis, he along with Gideon are under the orders of Fernando while Padma is dead to the world. Later that day he and Gideon help their master recover from the injuries Anita made.
In Bullet, when their master is possesed by Marmee Noir, he along with Gideon are forced to help his master attack Anita. After Belle Morte uses the ardeur to overwhelm Padma and escape, Padma forces them into helping him, and although they could have stopped Belle, they let her escape.