In 1897 London, mysterious Mr. Bronson marries an attractive young woman, Hettie, to distract attention from his odd medical work. His demand: she must stay out of his laboratory! Restless in the loveless marriage, she strikes up a romance with Tom, a young Mission worker. Suddenly, the cold Bronson turns jealous.
| Name | Type | Role | |
|---|---|---|---|
| Thomas Burke | Writer | ||
| Halsted Welles | Writer | ||
| Felicia Montealegre | Guest Star | ||
| Russell Collins | Guest Star | ||
| Douglass Watson | Guest Star | ||
| Boris Karloff | Guest Star | ||
| Robert Stevens | Director |