Robert Gligorov
Caligula / Gemellus
Sandra Venturini
Lysia
Aldo Ralli
Midas
Francesco Romei
Lucius' cousin
Maurice Poli
Ptolomeus
Rodolfo Licari
Laura Colucci
Krisias
Gianfranco Parolini
Senator Lucius (as John Francis Littlewords)
Edmondo Tieghi
Louise Kamsteeg
(as Loïs Kamma)
Maria Ann Levine
Aldo Sambrell
Mauro Ferri
Roberto Furlanetto
