Astérix en Bretaña

Roger Carel

Astérix (voice) / Idéfix (voice) (uncredited)

Pierre Tornade

Obélix (voice)

Pierre Mondy

Cétinlapsus (voice)

Maurice Risch

Chateaupetrus (voice)

Roger Lumont

Stratocumulus (voice)

Nicolas Silberg

Motus (voice)

Albert Augier

Epidemaïs, le marchand phénicien (voice)

Paul Bisciglia

Voix additionnelles (voice)

Henri Poirier

Abraracourcix (voice)

Alain Doutey

Vendeur de vins (voice)

Patrick Floersheim

Captain Redbeard (voice)

Gérard Croce

Le voleur de vin (voice) (as Gerard Croce)

Michel Elias

Olive Escartefix alias Gaulix (voice)

Michel Gatineau

Cétautomatix / Le capitaine Barbe-Rouge (voice)

Henri Labussière

Panoramix (voice)

Pierre Mirat

Le vendeur de cervoise (voice)

Serge Sauvion

Jules César (voice)

Gordon Heath

Julius Caesar (voice)

Peter Hudson

Additional Voices (voice)

Billy Kearns

Obelix (voice) (as Bill Kearns)

Mike Marshall

Additional Voices (voice)

Georges Atlas

Agecanonix / Le anglais chef Zebigbos (voice) (uncredited)

Yves Barsacq

Ordralfabétix (voice) (uncredited)

Allan Wenger

Vitalstatistix (voice) (uncredited)

Jerry Di Giacomo

Additional Voices (voice) (uncredited)

Graham Bushnell

Jolitorax (voice)

Bertie Cortez

Voix additionnelles (voice)

Martine Messager

Voix additionnelles / Les anglaises (voice)

Ian Marshall

Voix additionnelles (voice)

Judy Martinez

Voix additionnelles (voice)

Edward Marcus

Voix additionnelles / Stratocumulus (voice)

Joseph Nyavri

Voix additionnelles (voice)

Lawrence Riesner

Voix additionnelles (voice) (as Laurence Riesner)

Christopher Wells

Voix additionnelles (voice)

Robert Barr

Getafix (voice)

Herbert Baskind

Decurion Totalapsus (voice)

Jack Beaber

Asterix (voice)

Steve Gadler

Additional Voices (voice)

Sean O'Neil

General Motus aka Voluptuous Arteriosclerosus (voice)

Ken Starcevic

Additional Voices (voice)

Thomas M. Pollard

Pirate Lookout (voice) (uncredited)

James Shuman

Chateaupetrus (voice) (as Jimmy Shuman)