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Dennis (voice)
26 episodes
Gnasher (voice)
Pie-Face (voice)
Curly (voice)
Granny (voice)
Mum (voice)
Sgt. Slipper (voice)
Dad / The Colonel (voice)
Walter the Softy
Mr. Abercrombie (voice)
1 episode
Slasher Brown (voice)
Captain Trout (voice)
Mr. Greenfly (voice)
Astronomer (voice)
Vilhemina Slop Bucket (voice)
Muffin Man (voice)
Mr. Smiley (voice)
Quentin Hitchberg (voice)
Sir Fitz-Patrick Flush (voice)
Herself (voice)
Himself (voice)
Mrs. Duffel
Aunt Gertrude (voice)
Aunt Fanny (voice)
Katzenburger (voice)
Hugo Trenchfoot (voice)
Finnigan (voice)
Captain (voice)
Jacques (voice)
