Frankie McNellis is an American actress, singer, and dancer who has worked in film and television. She's known for her role as Lucy in the 2022 Netflix musical 13: The Musical, where she led the song and dance routine for the song "Opportunity". McNellis has also appeared in the TV series Black-ish and will play young Avery in the ABC show Doctor Odyssey. McNellis started taking music and dance lessons at age five and plays the guitar, piano, drums, and bass.