just silence. >> in the helicopter terry denard, the filmmaker, spots where fred disappears into the while the pilot hovers nearby, denard and an assistant jump to try to rescue him. fred is buried. >> that was the first thing i noticed. like i didn't pass out. and i felt no pain. then i started to see if i could move my toes. when i could move my toes, i was, like, relief. then i find out that i'm stuck. in one or two seconds of pure panic sets in because i'm trying really, really hard to use all my muscles in my leg to get loose, but no way. i couldn't. the filmmakers see the tips of his ski poles and begin digging franticly. >> i thought maybe do everything you can to get a little more room for your mouth and nose. i can hear the helicopter. i can hear those guys. >> we're digging in the snow with our hand, and we find that -- i was, oh, finally, air. >> narrator: the filmmakers pull him from the snow. they asked me what day is it. what's the name of my cat? >> are you hurt yourself, or did you get pain? no, no, i'm fine. my god, it's crazy. >> fred is flown to a hospital for tests