Edward
Architect
Ricco Gondoliere
(archive footage)
Oliver
Kris
Harry Petersen
Captain Mike Layton
Captain Alex Hamilton
Lorenzo
Francesco Vitale
Inspector Lavina
Mark Burton
Vittorio
Andrea, padre di Marco
Lorenzo Viotto
Prof. Franz
Karl Schein
Robert Tentrees
Nick Warfield / André Jarvis / Riquelli
Bill Coler / John Coler
Killikrates
Dr. Pierre Lemmon
John Donald Tenorio
Daniel
Leo
Young Man Being Photographed (uncredited)
Dr. Andrej Gorobec / Dr. Andreas Gorobec
Student
