Gino Turini

Caligula

Betty Roland

Messalina

Vladimir Brajovic

Claudius

Françoise Blanchard

Agrippina

Raul Cabrera

Silius

Vincent Lo Monaco

Fanny Magier

Messalina's Mother

Laurence Lovall

Dominique Irissou

Marie-Noëlle Arnoult

Silvie Dezabauneix

Drusilla / Caligula's younger sister

Kathy Sadik

Merope

Jean-Pierre Lemaire

Florence Guérin

Woman Gladiator

Nathalie Berreby

Woman Gladiator

Antonio Passalia

Claudius / Caligula's uncle

Piotr Stanislas

Caliste

Fernando Arcangeli

Orgy Participant (uncredited)