When the druid Panoramix is attacked by some roman soldiers, Obelix drives them away by throwing a menhir on them - which accidentally hits Panoramix. After this the druid has lost his memory and can not remember the formula of his magic potions, especially the one which gives superhuman strength.
Cast of Asterix and the Big Fight
Roger CarelAstérix / Idéfix (voice)
Pierre TornadeObélix (voice)
Henri LabussièrePanoramix, le druide (voice)
Julien GuiomarLe devin Prolix (voice)
Henri PoirierAbraracourcix - Le chef du village (voice)
Marie-Anne ChazelBonnemine (voice)
Roger LumontLe centurion Caius Faipalgugus (voice)
Patrick PréjeanOptione (voice)
Edgar GivryAssurancetourix (voice)
Jean-Jacques CramierAssurancetourix (singing voice)
Gérard CroceDécurion Plutoqueprévus (voice)
Paul BiscigliaAgecanonix (voice)
Paule EmanueleFemme de Cétautomatix / Voix additionnelles (voice)
Jean-Claude RobbeCaius Blocus (voice)
Jeanine ForneyMme Agecanonix (voice)
Jean-François AupiedVoix additionnelles / Un légionnaire (voice)
Christine AurelVoix additionnelles (voice)
Adrienne BonnetVoix additionnelles (voice) (as Adrianne Bonnet)
Martin BrisacVoix additionnelles (voice)
Pierre CarrèreVoix additionnelles (voice)
Bruno ChoëlVoix additionnelles / Un légionnaire (voice)
Alain ChristieVoix additionnelles (voice)
Murielle DevilleVoix additionnelles (voice)
Jean-Claude de GorosVoix additionnelles (voice) (as Jean-Claude Degoros)
Diane MichelleAdditional Voices (American dub) (voice) (uncredited)
Neil RossFranksinatrix (American dub) (voice) (uncredited)
Danièle Hazanlélosubmarine (voice)