| Person | Type | Job | Role(s) |
|---|---|---|---|
 Duncan Mansfield | Crew | Editing | Editor |
George Eliot | Crew | Writing | Novel |
 Henry King | Crew | Directing | Director |
 Joseph C. Boyle | Crew | Directing | Assistant Director |
Louis F. Gottschalk | Crew | Sound | Music |
Roy F. Overbaugh | Crew | Crew | Cinematography |
Will M. Ritchey | Crew | Writing | Writer |
William Schurr | Crew | Crew | Cinematography |
Alfredo Bertone | Cast | Piero de Medici | |
Alfredo Fossi | Cast | Pirate Gallery Master | |
 Alfredo Martinelli | Cast | Captain of the Barque | |
 Amelia Summerville | Cast | Actress | Brigida |
Angela Scatigna | Cast | Bratti | |
Attilo Deodati | Cast | Tomaso | |
Bonaventura Ibáñez | Cast | Actor | Bardo Bardi |
 Carlo Duse | Cast | Actor | Bargello |
Charles Lane | Cast | Actor | Baldassar Calvo |
 Dorothy Gish | Cast | Actress | Tessa |
Eduilio Mucci | Cast | Nello | |
Enrico Monti | Cast | Council of Eight member | |
Ferdinando Chianese | Cast | Archbishop | |
 Frank Puglia | Cast | Actor | Adolfo Spini |
Gino Borsi | Cast | Captain of the Barque | |
Giuseppe Zocchi | Cast | Executioner | |
Herbert Grimwood | Cast | Savonarola | |
 Lillian Gish | Cast | Actress | Romola |
Pietro Betti | Cast | Fra Sylvestro | |
Rinaldo Rinaldi | Cast | Council of Eight member | |
 Ronald Colman | Cast | Actor | Carlo Bucellini |
Tina Ceccaci Renaldi | Cast | Monna Ghita | |
Ugo Uccellini | Cast | Bishop of Nemours | |
 William Powell | Cast | Actor | Tito Melema |
Baron Alfredo Del Judici | Cast | Council of Eight member | |
Baron Giuseppe Winspere | Cast | Council of Eight member | |
Baron Serge Kopfe | Cast | Council of Eight member | |
Countess Tamburini | Cast | Banquet Guest | |
Countess Tolombi | Cast | Banquet Guest | |
Francesco Ciancamerla | Cast | Council of Eight member | |
Gastone Barnardi | Cast | Council of Eight member | |
Giovanni Salvini | Cast | Council of Eight member | |
Marchese Fabrizio Gonzaga | Cast | Banquet Guest | |
Marchese Imperiale | Cast | Banquet Guest | |
Pietro Nistri | Cast | Pirate Captain | |
Prince Alexander Talone | Cast | Banquet Guest | |
Princess Bianca Raffaello | Cast | Banquet Guest | |
Princess Isabella Romanoff | Cast | Banquet Guest | |
Thelma Raye | Cast | Bit Part | |
Toto Lo Bue | Cast | Fra Benaducci | |
| Person | Type | Job | Role(s) |
