Afton Williamson is an American actress known for her work in television and film. She gained recognition for her role in the series The Night Of, where she portrayed the character of Nessa. Her filmography also includes appearances in Banshee and The Blacklist, showcasing her versatility across different genres. In addition to her television roles, Williamson has appeared in films such as The Last Black Man in San Francisco and The Good Doctor. Her performances have earned her critical acclaim, contributing to her growing presence in the entertainment industry.