Frank Hawthorne is an agent in World War II's Office of Strategic Services (O. S. S.), the U. S.'s spy agency. He operates behind German lines in France with the assistance of the French Resistance and his assistant, Sergeant O'Brien.
Country: United Kingdom
Type: scripted
Status: Ended
Language: English
Release Date: September 26, 1957
Also Known As: O.S.S.
Production Co: Buckeye Productions, Associated Television (ATV)
1957 | 26 Episodes