Mo WillemsMo Willems was 38 in Leonardo, the Terrible Monster as 'Leonardo (voice)'.
Joey StackJoey Stack was >> in Leonardo, the Terrible Monster as 'Sam (voice)'.Pete ListPete List was >> in Leonardo, the Terrible Monster as 'Animation, Director'Mo WillemsMo Willems was 38 in Leonardo, the Terrible Monster as 'Animation, Producer, Writer'
Paul R. GagnePaul R. Gagne was >> in Leonardo, the Terrible Monster as 'Producer'David BramfittDavid Bramfitt was >> in Leonardo, the Terrible Monster as 'Music'
Joel GoodmanJoel Goodman was >> in Leonardo, the Terrible Monster as 'Music'