Arrington Foster was born and raised in Clinton, Maryland. Growing up, Arrington was heavily involved in theater as a child and in college appearing in many plays and musicals such as The Wiz, Annie, Footloose, and A Chorus Line. He has a Bachelor of Arts in Theatre with a minor in Communication Studies from Texas Christian University in Fort Worth, TX. In 2015, Arrington moved to Los Angeles, CA to further pursue his acting career in film/television. In 2018, after appearing in a few commercials, short films, student projects, and web series, he was cast as Rio Duncan on the hit BET series Carl Weber's The Family Business. (오뜨랑에서 실시간으로 번역된 한글 프로필도 확인할 수 있어요) 2024년 A Very Merry Beauty Salon에서 Kyle 역을 맡았다. 2018년 Carl Weber's The Family Business에서 Rio Duncan 역을 맡았다.