Philippe Ogouz as Tintin (voice)

Claude Bertrand as Captain Haddock (voice)

Lucie Dolène as Zorrino (voice)

Georges Atlas as Chiquito (voice)

Albert Augier as Mustached Sailor (voice)

Geneviève Beau as Additional voices (voice)

Jacques Balutin as Stuttering Reader (voice)

Bachir Touré as Additional voices (voice)

Jean-Henri Chambois as Peruvian Police Commissioner (voice)

Henry Djanik as Ship Bandit (voice)

Jacques Jouanneau as Additional voices (voice)

Jean-Louis Jemma as Police Officer (voice)

Gérard Hernandez as Santa Clara Stationmaster (voice)

Serge Lhorca as Jauga Stationmaster (voice)

Linette Lemercier as Additional voices (voice)

Jacques Marin as Scholar #1 (voice)

Roland Ménard as Lecturer (voice)

Bernard Musson as Nestor (voice)

Jean Michaud as Great Inca (voice)

Serge Nadaud as Doctor / Bandit / Inca Guard (voice)

Guy Piérauld as Dupond (voice)

Paul Rieger as Dupont (voice)

Jacques Ruisseau as Additional voices (voice)

Jacques Sablon as Additional voices (voice)

André Valmy as Professor Bergamotte (voice)

Henri Virlogeux as Scholar #2 (voice)