Marine Boy
... that actor Kim Kang-woo had to overcome his fear of water to star in Marine Boy, and went on to film dangerous water sequences without using a stunt double?
... that actor <a href="./Kim_Kang-woo" id="mwEAg" rel="mw:WikiLink" title="Kim Kang-woo">Kim Kang-woo</a> had to overcome his fear of water to star in <i id="mwEAk"><b id="mwEAo"><a href="./Marine_Boy_(film)" id="mwEAs" rel="mw:WikiLink" title="Marine Boy (film)">Marine Boy</a></b></i>, and went on to film dangerous water sequences without using a <a class="mw-redirect" href="./Stunt_double" id="mwEAw" rel="mw:WikiLink" title="Stunt double">stunt double</a>?