Watch spike tv live streaming online.Spike (formerly Spike TV) is an American general entertainment cable television channel. It launched on March 7, 1983. Spike is available in 98.7 million American homes. It features re-runs of popular shows such as CSI, CSI: NY, Unsolved Mysteries, and The Ren & Stimpy Show, along with various original programs and movies, all targeting males 18-34. It is also the home of Impact Wrestling, the flagship show of professional wrestling organization Total Nonstop Action Wrestling.