Duncan is the no.6 yellow narrow gauge engine.

Voice Actor[s]Edit

  • trainlover476 [Season 1]
  • NCStL576 [Season 2]
  • FlameAmigo619 [Season 3 onwards]


Season 1--- Edward's Big Mess-Up and Percy on the Run [cameo]

Season 2--- A Shade of Orange, Christmas, and Thomas in Love

Season 3--- 150th video-verrsery [cameo], Gameshow Carnival 2: Roof-top Stranded [cameo], and Trimag x TOMY Thomas and Friends Crossover