Osterloh was the son of Dr. Charles T. Osterloh and Emma Geiselhart Osterloh.[1] As a student at Perry High School in Pittsburgh, Pennsylvania, he was president of the student council and the Dramatic Club, and he had the lead in the school's senior play.[2]
Osterloh was featured in the pilots for two notable television series: Perry Mason and The Untouchables. Filmed in 1956, "The Case of the Moth-Eaten Mink" aired in 1957 as the 13th episode of the legal drama series starring Raymond Burr; Osterloh played a central role as restaurant proprietor Morey Allen.[4]: 10023 In "The Scarface Mob", the pilot for The Untouchables that aired on Westinghouse Desilu Playhouse in 1959, Osterloh was a member of the Federal squad led by Eliot Ness (Robert Stack). Osterloh also played roles in TV series including Wagon Train, The FBI, Ironside and Hec Ramsey.
Osterloh was married to Harriet Hughes, whom he met when they served in the Army in England.[3]
^Davidson, Jim (2014). "The First TV Series (1957–1966); Season 1 (1957–1958)". The Perry Mason Book: A Comprehensive Guide to America's Favorite Defender of Justice (e-book). ASINB00OOELV1K.