Scott Stewart Bakula (; born October 9, 1954) is an American actor, singer and director. His primary lead roles were in two science-fiction television series: as Sam Beckett on Quantum Leap, and as Captain Jonathan Archer on Star Trek: Enterprise. For Quantum Leap he received four Emmy Award nominations and a Golden Globe Award. Bakula starred in the comedy-drama series Men of a Certain Age, and guest-starred in seasons two and three of NBC's Chuck as the title character's father Stephen J. Bartowski. From 2014 to 2015, he played entrepreneur Lynn in the only two seasons of the HBO show Looking. Since 2014, Bakula portrays Special Agent Dwayne Cassius "King" Pride on NCIS: New Orleans.