Kinsey spent the majority of her childhood in Indonesia, living there for twelve years. While there, she attended the Jakarta Intercultural School, where she adapted to her new environment and became fluent in Indonesian. At age 14, her family returned to the United States, settling in Archer City, Texas.

Angela enrolled at Baylor University in Waco, Texas, where she majored in English. During her college years, she also nurtured her passion for acting by participating in theater classes and gaining stage experience. She graduated from Baylor University in 1993.

Early Career and Television Debut

Following her graduation, Kinsey landed an internship at NBC's Late Night with Conan O'Brien. This behind-the-scenes experience deepened her interest in entertainment and inspired her to continue developing her acting skills by training at the improv and sketch comedy theater iO West.

Her early acting credits included voice work on the animated series King of the Hill in 1997. She then made guest appearances on several television series including Step by Step (1998), Run of the House (2003), and All of Us (2003).

Breakthrough with The Office

Angela Kinsey's breakout role came in 2005 when she was cast as Angela Martin in the NBC television comedy series The Office. The show ran from March 24, 2005, to May 16, 2013, and achieved significant critical and commercial success. Kinsey appeared in nearly all of the show’s 201 episodes, earning praise for her portrayal of the strict, cat-loving accountant.

Capitalizing on the popularity of The Office, she also starred in its web-based spin-off, The Office: The Accountants, in 2006. The series earned the Daytime Emmy Award for Outstanding Broadband Program–Comedy, and Kinsey and her co-stars won a Daytime Emmy Award for Outstanding Performance by an Ensemble in a Comedy Series. In 2008, The Office also received a TV Land Award in the "Future Classic" category.