Adriana Caselotti
Adriana Caselotti (May 6, 1916 – January 18, 1997) was an American actress, voice actress and singer. Caselotti was the voice of the title character of the first Walt Disney animated feature "Snow White and the Seven Dwarfs", for which she was named as a Disney Legend in 1994, making her the first female voice actor so named.
Ted Sears
As the first head of Disney's story department, Sears did significant story work on many Disney features, including "Snow White and the Seven Dwarfs", "Pinocchio", "Fantasia," "Dumbo," "Bambi", "Cinderella", "Alice in Wonderland", "Peter Pan" (for which he wrote song lyrics), "Lady and the Tramp", and "Sleeping Beauty". Sears had initially provided the voice of the titular character in "Pinocchio" before the character was reimagined and child actor Dickie Jones was cast as the voice of the character instead.