Who played Maya Angelou in the TV movie based on her memoir "I Know Why the Caged Bird Sings" (CBS, 1979)?

Constance Good played Maya Angelou in the TV movie based on her memoir “I Know Why the Caged Bird Sings” (CBS, 1979).

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What movie inspired Alien (1979)? It! The Terror from Beyond Space (1958) inspired the movie…

Who played Maya Angelou in the TV movie based on her memoir “I Know Why the Caged Bird Sings” (CBS, 1979)?