Marsai Martin (born August 14, 2004) is an American child actress and singer. She is known for her role as Diane Johnson in the ABC comedy series Black-ish. She is set to star and executive-produce the Universal Pictures comedy film Little, based on her idea.
Jordan Sanders, a take-no-prisoners tech mogul, wakes up one morning in the body of her 13-year-old self right before a do-or-die presentation. Her beleaguered assistant April is the only one in on the secret that her daily tormentor is now trapped in an awkward tween body, just as everything is on the line.