Lee , Moon and Park would later work together again in the 2008 comedy film Our School 's E.T. ; they were cast .
Director Park Kwang - chun had reportedly enjoyed watching Mackerel Run .
Lee , Moon and Park would later work together again in the 2008 comedy film Our School 's E.T. ; they were cast because director Park Kwang - chun had reportedly enjoyed watching Mackerel Run .