Stan Smith is the title character and protagonist of the adult animated sitcom American Dad! He is voiced by the series' co-creator and executive producer, Seth MacFarlane. Stan is the father/husband of the Smith family. As the family's breadwinner, he works for the Central Intelligence Agency. Although he once held the position of a case officer at the CIA, he is now a weapons expert for the agency. Stan often makes the mistake of applying the same extreme measures suited and used for his job in his personal life and with his family.