![Who Is Number One?](https://image.tmdb.org/t/p/w342/2HZJKnsc8FIo0vZhAQTr9VQhlOY.jpg)
Who Is Number One?
A thrilling melodrama woven around a dainty love story; a tale of youth's battle against an engine of revenge.
A silent 15-part movie serial.
- Year: 1917
- Country: United States of America
- Genre: Mystery
- Studio: Paramount Pictures
- Keyword: movie serial
- Director: William Bertram
- Cast: Kathleen Clifford, Cullen Landis, Gordon Sackville, Neil Hardin, Bruce Smith, Ethel Ritchie