<Ul> <Li> Daisy Duczmal portrays an infant Belle . </Li> </Ul> <Li> Daisy Duczmal portrays an infant Belle . </Li> <Li> Dan Stevens as Beast, a cold - hearted prince who is transformed into a beast and forced to earn back his humanity by learning to truly love and be loved in return . <Ul> <Li> Adam Mitchell portrays the younger version of the prince . </Li> </Ul> </Li> <Ul> <Li> Adam Mitchell portrays the younger version of the prince . </Li> </Ul>

Who did the singing in the movie beauty and the beast