About:
Madigan Kacmaris an American voice actor who, notably, took over the role of Koko from Brigid Harrington in the US dub of Chuggington starting from the sixth season.

• Known For
• 
  Batwheels
  as
  Bibi (voice) (83 episodes)
• 
  Chuggington
  as
  Koko (46 episodes)