Ja'net DuBois, star of the acclaimed sitcom Good Times, has died.
The actress was found dead in her home in Glendale, California, on Tuesday,according to multiplereports. She was 74.
According to her death certificate obtained by TMZ, DuBois died from cardiac arrest. The document also revealed she suffered from peripheral vascular disease and chronic kidney disease prior to her passing.
DuBois was best known for her role on Good Times, where she starred as Willona Woods, the outspoken neighbor of the Evans family.
She was also known for co-writing and performing the iconic theme song "Movin' on Up" for The Jeffersons, another beloved 1970s sitcom developed by Norman Lear.
Apart from her role on Good Times, DuBois appeared in dozens of other TV shows throughout her career, including The Wayans Bros., Home Improvement, Everybody Loves Raymond and the animated sitcom The PJs -- for which she won two Emmys for Outstanding Voice-Over Performance.
DuBois' film roles include I'm Gonna Git You Sucka, Charlie's Angels: Full Throttle and, most recently, the 2016 comedy She's Got a Plan.