- Country: UK
- Genres: Crime
- Release: 1917-08-27
- Director: George Pearson
- Writers: George Pearson
- Language: None
- Stars: Aurelio Sidney , Manora Thew , Charles Rock , Alice De Winton , Fred Morgan , Frank Dane
- Runtime: min
- Awards: N/A
- AKA: The Cabinet Minister's Overcoat (United Kingdom) , Ultus and the Three-Button Mystery (United Kingdom) , Ultus and the Three-Button Mystery
- Plot: Having made a daring escape from the Old Bailey, Ultus becomes involved in the case of the kidnapping of a Cabinet Minister by the agents of a Foreign Power, aided by faithful assistant Dick and the star-struck Elsie Meredith. But Elsie's role is not to be quite what she expects...
- IMDB:tt0008712
Ultus and the Three-Button Mystery Cast
George Pearson
Director
Aurelio Sidney
Ultus
Manora Thew
Elsie Meredith
Charles Rock
Derwent
Alice De Winton
Mrs. Meredith
Fred Morgan
Frank Dane
Dick