Who Is Number One?
- Xyoo: 1917
- Ncig Teb Chaws: United States of America
- Genre: Mystery
- Studio: Paramount Pictures
- Cov ntsiab lus: movie serial
- Tus Thawj Coj: William Bertram
- Pov Pob Tseg: Kathleen Clifford, Cullen Landis, Gordon Sackville, Neil Hardin, Bruce Smith, Ethel Ritchie
