The Master Mind
- Tahun: 1920
- Negara: United States of America
- Genre: Crime, Drama
- Studio: Whitman Bennett Productions
- Kata kunci: revenge, psychologist
- Pengarah: Kenneth S. Webb
- Pelakon: Lionel Barrymore, Gypsy O'Brien, Ralph Kellard, Bradley Barker, Charles Brandt, Marie Shotwell
