William Hader, known professionally as Bill Hader, is an acclaimed American actor, comedian, screenwriter, producer, and director, celebrated for his versatile talent in both television and film. Born on June 7, 1978, in Tulsa, Oklahoma, he gained widespread recognition for his work on the iconic NBC sketch comedy series Saturday Night Live, where he showcased his remarkable ability to impersonate various characters, most notably his flamboyant portrayal of Stefon, a New York City nightlife connoisseur. Hader's tenure on the show spanned from 2005 to 2013, during which he earned four Primetime Emmy Award nominations and a Peabody Award.

Hader's early life in Oklahoma was marked by an interest in comedy and performance, which led him to pursue a career in entertainment. After moving to Los Angeles, he began honing his skills in the comedy scene, ultimately landing a spot on Saturday Night Live. His unique comedic style, characterized by sharp wit and engaging impressions, quickly made him a fan favorite. In addition to his work on the show, Hader became known for his contributions to the Weekend Update segments, where his comedic timing shone through.

After leaving Saturday Night Live, Hader co-created the critically acclaimed HBO dark comedy series Barry, which debuted in 2018. He starred in the title role of Barry Berkman, a hitman who aspires to become an actor, a performance that garnered him immense praise and led to two consecutive Emmy Awards for Outstanding Lead Actor in a Comedy Series. Hader's multifaceted involvement in the series as a producer, writer, and director also earned him eight Emmy nominations, demonstrating his prowess behind the camera as well.

In addition to his television success, Hader has made significant contributions to film. He appeared in a variety of supporting roles in notable films such as Hot Rod, Superbad, Forgetting Sarah Marshall, Adventureland, and The BFG. He also took on leading roles in films like The Skeleton Twins and Trainwreck, showcasing his range as an actor. His voice work has been particularly noteworthy, contributing to beloved animated films such as Monsters University, Inside Out, Finding Dory, Toy Story 4, and Lightyear, among others, solidifying his status as a versatile performer across various genres.

Hader's collaborations with fellow comedians have further enriched his career. He co-produced and starred in the IFC mockumentary series Documentary Now! alongside Fred Armisen and Seth Meyers, which received critical acclaim for its clever satire of documentary filmmaking. In 2022, he earned an Emmy nomination for his guest appearance in Curb Your Enthusiasm, further reflecting his enduring influence in the comedy landscape.

Currently, Bill Hader continues to push the boundaries of his creativity as he explores new projects, including his involvement in upcoming films like The Cat in the Hat, set to release in 2026. His journey from a young comedian in Tulsa to a multifaceted star in Hollywood exemplifies his dedication to the craft and his ability to connect with audiences through humor and storytelling.