Lake Bell is an accomplished American actress, screenwriter, and director, known for her versatility in both comedic and dramatic roles across television and film. Born Lake Caroline Siegel Bell on March 24, 1979, in New York City, New York, she has made a significant mark in the entertainment industry, gaining recognition for her performances and creative contributions.

Bell's early life laid a strong foundation for her artistic pursuits. She grew up in a family that appreciated the arts; her mother, Robin Bell, worked as a professional ice skater, while her father, Harvey Siegel, was a successful real estate developer. Lake's passion for performance emerged at a young age, leading her to study acting at the prestigious Rose Bruford College in London after attending the School of Theatre at Boston University.

She began her career in the early 2000s with notable appearances in various television series. Her breakout role came in 2003 when she portrayed Victoria in the romantic comedy series Miss Match. Following this, she secured a recurring role in the legal drama Boston Legal from 2004 to 2006, where her performance garnered critical acclaim. Bell continued to build her television portfolio with roles in Surface (2005–2006), How to Make It in America (2010–2011), and the acclaimed comedy series Childrens Hospital, which aired from 2008 to 2016. More recently, she starred in the sitcom Bless This Mess from 2019 to 2020, showcasing her comedic talents.

In addition to her television work, Lake Bell has made a name for herself in film. She appeared in a variety of projects, including Over Her Dead Body (2008), What Happens in Vegas (2008), and It's Complicated (2009), which featured a star-studded cast including Meryl Streep and Steve Martin. Her filmography also includes No Strings Attached (2011), Million Dollar Arm (2014), No Escape (2015), and the animated films The Secret Life of Pets (2016) and its sequel The Secret Life of Pets 2 (2019).

Bell's talents extend beyond acting; she has also made strides as a writer and director. She wrote and directed the short film Worst Enemy, which premiered at the Sundance Film Festival in 2012. This success led to her feature directorial debut with In a World... in 2013, a film she also starred in, which explored themes of gender dynamics in the voiceover industry. In 2017, she wrote, directed, co-produced, and starred in I Do... Until I Don't, further establishing her as a multifaceted creator.

In recent years, Bell has lent her voice to notable animated characters, portraying Poison Ivy in the Max series Harley Quinn from 2019 to 2025, and Black Widow in the Disney+ series What If...?, which ran from 2021 to 2024.

Outside of her professional endeavors, Lake Bell has been married to tattoo artist Scott Campbell since June 1, 2013. Together, they have two children, and Bell balances her family life with her flourishing career in the entertainment industry. With her diverse body of work and creative vision, Lake Bell continues to be a prominent figure in Hollywood, admired for her talent and contributions to film and television.