Mattea Marie Conforti is an American actress. She made her debut as a replacement for the titular character in Matilda the Musical in 2015. In the same year, Conforti made her film debut playing a minor role in 3 Generations.
Maddy, who suffers from a severe immunodeficiency disorder, is forced to remain indoors. She falls in love with Olly, who lives next door, much to her mother Pauline's dismay.