How many movies have Martin Sherman and Togo Igawa acted in together?

They have worked on 4 movies together! Their first movie together was Thomas & Friends: Wobbly Wheels & Whistles (2011) while their highest rated movie together was Thomas & Friends: Sticky Situations (2012). They have not worked together since Thomas & Friends: Spills & Thrills (2014). They are most known for their animation films together.