[2568985, 2568988, 2568987, 5047122, 5047119, 5047120, 6801470, 2568984, 2568986]
William Hanna
(professions:originalMaterials.attribute.2)
(professions:originalMaterials.attribute.8)
Joseph Barbera
(professions:originalMaterials.attribute.2)
(professions:originalMaterials.attribute.8)
Carman Maxwell
(professions:producer.attribute.5)
(professions:producer.attribute.7)
Fred Quimby
(professions:producer.attribute.0)
(professions:producer.attribute.7)