Oliver B. Bumble finds an egg that, it turns out, has a cute little dragon in it. However, this dragon grows huge each time it gets excited or upset. As this causes a lot of problems, Bumble has to face a difficult dilemma.
Fred Benavente
as Ollie B. Bommel (voice)
Maya Bouma
as Hoofdverpleegster (voice)
Fred Emmer
as Nieuwslezer (voice)
Harrie Geelen
as Wammes Waggel (voice)
Trudy Libosan
as Tom Poes (voice)
Luc Lutz
as Joost (voice)
Lo van Hensbergen
as Burgemeester Dickerdack (voice)
Joan Remmelts
as Commissaris Bulle Bas (voice)
André van den Heuvel
as Bul Super (voice)
Gees Linnebank
as Hiep Hieper (voice)
Ger Smit
as Zielknijper / Markies de Canteclaer (voice)
Arnold Gelderman
as Journalist Argus (voice)
