This was Theda Bara's third starring film, and the first which she carried all on her own, with no other name actors in the cast. Based on the Alexander Dumas story, The Clemenceau Case involves Iza, a vampire-wife (Bara), whose wicked ways scandalize her husband, Pierre (William E. Shay).
Theda Bara
IzaStuart Holmes
Constantin RitzFrank Goldsmith
Duke SergiusJane Lee
JanetWilliam E. Shay
Pierre ClemenceauMrs. Allen Walker
Marie ClemenceauSaba Raleigh
Countess Dobronowska (as Mrs. Cecil Raleigh)Sidney Shields
Madame Ritz