John Amos, the beloved TV dad from the sitcom Good Times, has died at 84-years-old. RadarOnline.com can reveal the Emmy-nominated actor passed away last month from natural causes. Amos rose to household fame with his portrayal of Weatherman Gordy on The Mary Tyler Moore Show from 1970 to 1973 before landing his role as James Evans Sr. on Good Times. In 1976, he left the show – which he candidly critiqued for perpetuating stereotypes – and quickly landed the role of Kunta Kinte on Roots in 1977, which he called a career-vindicating role. He went on to make appearances on The Fresh Prince of Bel…