Who Is Number One?
- ປີ: 1917
- ປະເທດ: United States of America
- ປະເພດ: Mystery
- ສະຕູດິໂອ: Paramount Pictures
- ຄຳ ສຳ ຄັນ: movie serial
- ຜູ້ ອຳ ນວຍການ: William Bertram
- ຫລໍ່: Kathleen Clifford, Cullen Landis, Gordon Sackville, Neil Hardin, Bruce Smith, Ethel Ritchie
