Dr. Paul Vivanti
1 The Mystery of No. 1 (1925)
aka The Order of the Octopus
2 Vivanti (1927)
3 The Worst Man in the World (1929)
4 Vivanti Returns (1931)
5 Lord of Terror (1935)
6 Virus X (1945)
aka The Order of the Octopus
2 Vivanti (1927)
3 The Worst Man in the World (1929)
4 Vivanti Returns (1931)
5 Lord of Terror (1935)
6 Virus X (1945)
