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VIDEO: Lost's Radzinsky Explains Top-Secret Casting Process

Radzinsky may seem like the newest addition to the Lost family, but true fans will remember him from Season 2, when the mysterious Dharma employee made a cameo — as a blood stain on the ceiling of the Swan station, where he drew a map of the island's hatches on an emergency blast door before committing suicide. Casting directors went to great lengths to keep hush-hush the fact that they were finally putting a face to the name. TV Guide Network caught up with Eric Lange Eric Lange, the actor who plays Radzinsky, to find out which character producers told him he was auditioning for, what it's like playing the brains behind The Swan station and why his alter ego isn't a Sayid fan. Watch the interview after the jump.