Highlight How To Get Nearly Blown Up Underwater (Siren Backstage) Syfy Insider Exclusive Create a free profile to get unlimited access to exclusive videos, sweepstakes, and more! Sign Up For Free to View How To Get Nearly Blown Up Underwater (Siren Backstage) Alex Roe (a.k.a. Ben) details how Siren shoots those underwater scenes (it's a MASSIVE tank) - which includes getting nearly blown up sometimes. Watch the Full Episode