So, we all know that Anpanman NEVER Got an English dub outside of Japan. So, If we all Know if there will be an Anpanman English dub in the USA, here are the voice actors and their name changes in the English Dub.
Anpanman: Benjamin Diskin
Uncle Jam: Dan Povenmire
Batako-san (ENG: Butter Girl): Lori Alan
Cheese: Kevin McDonald
Currypanman (ENG: Curry Man): Daran Norris
Shokupanman (ENG: Bread Man): Carlos Alazraqui
Melonpanna (ENG: Melonhead): Carolyn Lawrence
Rollpanna (ENG: Rollhead): Hilary Duff
Creampanda (ENG: Creamhead): Dee Bradley Baker (In the English Dub, he is 10 years Old.)
Baikinman (ENG: Bacteria Man): Tom Kenny
Moldyrunrun (ENG: Moldies): Sean Kenin (I Guess if it works...)
Dokin-chan (ENG: Spark): Ashley Tisdale
Horrorman (ENG: Bone Head): Greg Eagles
I know this is my opinion, but I think it would work out okay.