David Brandon as Caligula

Laura Gemser as Miriam

Luciano Bartoli as Messala

Charles Borromel as Petreio

Fabiola Toledo as Livia

Sasha D'Arc as Ulmar

Alessandro Freyberger as Ezio

Larry Dolgin as Cornelius

Gabriele Tinti as Marcellus

Michele Soavi as Domitius

Nadine Roussial as Lavinia (uncredited)

Mark Shannon as Marius (uncredited)

Laura Levi as Redhead in orgy with Marius (uncredited)

Sabrina Mastrolorenzi as Brunette in threesome with dwarf (uncredited)

Pauline Teutscher as Orgy Girl (uncredited)

John Alin as Tullio Gallio

Ulla Luna as Clizia

Joan McCoy as

Didi Franks as

Giorgia Williams as

Jessica Lopez as

Patricia Queen as

Donatella Down as

Bruno Alias as Senator (uncredited)

Angelo Boscariol as Man at orgy (uncredited)

Angelo Casadei as Man at orgy (uncredited)

Rossella Dramis as Young blonde in orgy scene (uncredited)

Alfonso Giganti as Senator (uncredited)

Giuseppe Marrocco as Senator (uncredited)

Amedeo Salamon as Senator (uncredited)

Franco Ukmar as Gladiator (uncredited)