- Author: Paul Cain Author Record # 123913
- Legal Name: Sims, George Caryl
- Birthplace: Des Moines, Iowa, USA
- Birthdate: 30 May 1902
- Deathdate: 23 June 1966
- Language: English
- Webpages: Wikipedia-EN
- Note: American pulp fiction writer & screenwriter. Also used the name Paul Ruric, under which he wrote the screenplay for the Boris Karloff & Bela Lugosi horror film The Black Cat.