The eight-part, half-hour series is about "a fat, black, neurotic woman who has never been in love."
The digital series "offers this generation a real take on sex, sexuality, and sisterhood."
The KeyTV founder responded to Whoopi Goldberg's cast wish list.
Dowse was known for her roles on 'Insecure,' 'Ray,' '90210,' 'Coach Carter,' and more.
'Rap Sh*t' follows two estranged high school friends from South Florida who reunite to form a rap group.
The newly-minted Grammy winner also gained six other platinum and gold RIAA certifications.
This isn't the first time the actor has said a mouthful about the Virginia-bred crooner.
Issa Rae's 'Insecure' tops television/streaming categories with 12 nominations.