Walk of Punishment
Dinklage appears as Tyrion Lannister in third episode of season three, Walk of Punishment. Tyrion is appointed as the royal treasurer, but it becomes apparent that Tyrion’s family intends to use the position to scapegoat him. Tyrion learns that the realm is heavily in debt to the Iron Bank of Braavos, and is concerned that the Bank may cut off financing and support rebellions against the Iron Throne in order to recoup its losses.