From Wikipedia, the free encyclopedia. Long Dong Silver is a retired porn star. He appeared in several pornographic movies in the UK and USA during the late 1970s and early 1980s, famed for the apparent size of his penis (reputedly 18 inches / 45 centimeters). His debut film was the low-budget Sex Freaks released in 1979, in which he co-starred with Vicki Scott. In 1982 he appeared with the legendary Seka