John M. Slattery Jr., born on August 13, 1962, in Boston, Massachusetts, is an acclaimed American actor and director best known for his captivating portrayal of Roger Sterling in the critically acclaimed television series Mad Men. His performance in the series, which aired from 2007 to 2015, garnered him widespread recognition and four Primetime Emmy Award nominations for Outstanding Supporting Actor in a Drama Series, along with two Critics' Choice Television Awards and two Screen Actors Guild Awards. Slattery's ability to embody the complexities of his character contributed significantly to the show's success and solidified his place in television history.

Slattery's early life was rooted in a supportive family environment, with his father, John M. Slattery, encouraging his artistic pursuits. He began his acting career in the early 1990s, landing a lead role in the television series Homefront, which ran from 1991 to 1993. His experience on the show helped him hone his craft, and he soon transitioned to other noteworthy projects, including Maggie and Jack & Bobby. Over the years, he became a familiar face on television, showcasing his versatility in both comedic and dramatic roles.

In addition to his television work, Slattery has made a significant impact in film. He portrayed Ben Bradlee, Jr. in the award-winning film Spotlight, which received the Academy Award for Best Picture in 2016. He is also recognized for his role as Howard Stark in the Marvel Cinematic Universe, appearing in several films including Iron Man 2, Ant-Man, Captain America: Civil War, and Avengers: Endgame. His filmography is diverse, featuring notable performances in Flags of Our Fathers, Reservation Road, Charlie Wilson's War, The Adjustment Bureau, and Churchill.

As an accomplished director, Slattery made his debut with the film God's Pocket in 2014, showcasing his skills behind the camera in addition to his on-screen talents. His career has continued to flourish, with recent roles in various television series such as Desperate Housewives, 30 Rock, Arrested Development, and Veep. He has also appeared in Modern Love, Mrs. America, and The Good Fight, demonstrating his enduring appeal and adaptability in the evolving landscape of television.

In his personal life, Slattery has been married to actress Talia Balsam since December 30, 1998. Together, they have built a life that balances their professional commitments with family. With a career spanning decades, John Slattery remains a prominent figure in the entertainment industry, celebrated for his rich body of work and impactful performances, and continues to engage audiences with his diverse roles across film and television.