From Wikipedia, the free encyclopedia Jonathan Tiersten (August 11, 1965 - May 5, 2026) is an American actor and singer, who is mostly known for his role as Ricky Thomas in the 1983 cult classic Sleepaway Camp. He reprised the role in the 2008 sequel Return to Sleepaway Camp. In between acting Jonathan took to music, fronting a number of bands, mostly based out of the Fort Collins, Colorado area.... see more