Orson Welles

~ as ~

Justinian

Laurence Harvey

~ as ~

Cethegus

Sylva Koscina

~ as ~

Theodora

Harriet Andersson

~ as ~

Mathawsintha

Michael Dunn

~ as ~

Narses

Ingrid Boulting

~ as ~

Julia (as Ingrid Brett)

Dieter Eppler

~ as ~

Thorsmund

Lang Jeffries

~ as ~

Belisar

Robert Hoffmann

~ as ~

Totila

Ewa Strömberg

~ as ~

Rauthgundis