Roger Carel as Astérix / Caligulaminus (voice)

Jacques Morel as Obelix (voice)

Pierre Tornade as Abraracourcix / le marchand de bœufs / Caius Bonus (voice)

Lucien Raimbourg as Panoramix (voice)

Pierre Trabaud as Marcus Sacapus (voice)

Bernard Lavalette as le narrateur (voice)

Robert Vattier as (voice)

Georges Carmier as (voice)

Michel Puterflam as (voice)

Maurice Chevit as Claudius Catilus / le bourreau (voice)

Jacques Jouanneau as Assurancetourix (voice)

Henri Labussière as (voice) (uncredited)

Ove Sprogøe as Astérix (stemme)

Dirch Passer as Obélix (stemme)

Jesper Klein as Fortæller/Delirium/Miraculix (stemme)

Torben Hundahl as Majestix/Prangeren/Tullius Octapus

Ulf Pilgaard as Trubadurix/Lathyrus Odoratus/Simplicissimus

Axel Strøbye as Kontra Ventum (stemme)

Ingolf David as Perpetuum Mobile/Bødlen

Holger Munk as Julius Cæsar (stemme)

Benny Hansen as Øvrige stemmer

Henning Palner as Øvrige stemmer

Holger Vistisen as Øvrige stemmer

Jacques Mauclair as Jules César (voice)