John Burke Krasinski is an American actor and filmmaker. He is best known for his role as Jim Halpert on the NBC sitcom The Office (2005–2013), where he was also a producer and occasional director. He directed, co-wrote and co-starred in the 2018 horror film A Quiet Place, for which Time named him one of the 100 most influential people in the world. He has since written and directed the sequel A Quiet Place Part II (2020).
Krasinski has appeared in the films Leatherheads (2008), Away We Go (2009), It's Complicated (2009), Something Borrowed (2011), Promised Land (2012), and 13 Hours: The Secret Soldiers of Benghazi (2016). He directed and starred in the comedy-drama films Brief Interviews with Hideous Men (2009), The Hollars (2016) and IF (2024). From 2018 to 2023, he played the title character in the Amazon Prime Video thriller series Jack Ryan, where he was also an executive producer.
Krasinski has also performed voice-over work in animated and documentary films, including in Monsters University (2013). He established a production company, Sunday Night Productions, in 2013.