Ollie B. Bommel (voice)
Tom Poes (voice)
Joost (voice)
Burgemeester Dickerdack (voice)
Commissaris Bulle Bas (voice)
Bul Super (voice)
Hiep Hieper (voice)
Zielknijper / Markies de Canteclaer (voice)
Journalist Argus (voice)
Redacteur Phant (voice)
Grootgrut (voice)
Nieuwslezer (voice)
Doddeltje / Mevrouw Bas (voice)
Mevrouw Dickerdack (voice)
Hoofdverpleegster (voice)
Wammes Waggel (voice)
Georges Atlas (voice)
Olivier (voice)
Jonas / Dr Zinzin (voice)
Yost / Ram Shop Owner / Mr. Waddle / Officer Fuzznose (voice)
Mrs. Snooper / Mrs. Dickerdack (voice)
Mr. Tusker / Doctor Lockjaw / Newscaster (voice)
Kit Cat / Miss Fluff / Mrs. Tusker (voice)
Mayor Dickerdack (voice)
Bodubec / M. Marquis (voice)
Timpousse (voice)
L'épicier / Annonceur télé (voice)
Brigadier Snuf (voice)
Chief Snooper / Bul Super / Marquis de Canteclaer (voice)
Gack (voice) (uncredited)
Oliver B. Bear (voice) (uncredited)
Mr. Tusker (voice) (uncredited)
Mr. Waddle (voice) (uncredited)
Yost (voice) (uncredited)
Kit Cat (voice) (uncredited)
Chief of Police Snooper (voice) (uncredited)
Doctor (voice) (uncredited)