Scott Bakula is an American actor and director, best known for his roles in television series. He gained fame for his lead role as Dr. Sam Beckett in the science fiction series Quantum Leap, which aired from 1989 to 1993. His performance earned him multiple award nominations and a dedicated fan base. In addition to Quantum Leap, Bakula starred in the long-running series Star Trek: Enterprise as Captain Jonathan Archer. He has also appeared in various films and guest roles on other television shows, showcasing his versatility as an actor throughout his career.