Gunsmoke's Marshal Matt Dillon. Remember him? Marshal of Dodge City for 20 years. This is a place where we can sit and jaw about Marshal Matthew Dillon the character and James Arness the actor who played the unforgettable Marshal. Your welcome to talk about the man, the character he played, his other TV shows and his movies. Please keep on topic and please note this is for Marshal Matt Dillon, NOT the actor Matt Dillon.