Mallard and The Stouth Baby/Mallard the Blue Tender Engine is the 23th episode of Big City Engine the Tender Engine and Friends and the 23th episode of Season 1.


  • Mallard (from RWS) as Toby
  • Millie as Henrietta
  • Stewie Griffin (from Family Guy) as Sir Topham Hatt
  • Angelica Pickles (from Rugrats) as Lady Hatt (Not named)
  • Evil Monkey (from Family Guy) as Stephen Hatt (Not named)
  • Martha Monkey (from Noddy's Toyland Advatures) as Bridget Hatt (Not named)


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