Let's ignore the fact that the words "Baywatch movie" haven't been in a headline since the mid-90s. It appears that Bill Hader has just closed a deal to play the David Hasselfhoff character in Paramount's upcoming film reboot of the television series 'Baywatch,' which followed the adventures of a team of lifeguards. No, this isn't an extremely early April Fool's Day gag, it's really happening. 'R…