Finding Nemo A Musical brings the beloved Pixar story of a worried clownfish and his brave son to the stage at Casa Manana in Fort Worth. Expect a colorful, imaginative take on the ocean adventure that families know and love, with the energy and wonder of live theater. Casa Manana is a classic Fort Worth theater, so it feels like a real night out at the show. It's a great pick for kids and the grown-ups who love Nemo, Dory and the gang.