Eric Lange is an American television and movie actor, best known for his roles as Erwin Sikowitz, an acting teacher from the television show Victorious, as Stuart Radzinsky on the ABC television series Lost, as CIA Station Chief Bill Stechner on Narcos, and as David Tate/Kenneth Hasting on FX's The Bridge. He has also made an appearance reprising his role as Sikowitz on the crossover spin-off comedy Sam & Cat. He starred as Lyle Mitchell on Showtime’s Escape at Dannemora.
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