The first trailer of DC's 'Aquaman' has been finally revealed. The trailer for the much anticipated superhero film debuted at the 2018 San Diego Comic-Con panel on July 21. Starring Jason Momoa as Arthur Curry, a half-human, half-Atlantean, the trailer shows him caught between his dual identities and two worlds. He then steps forward to lead his people and to stop his evil half-brother, the villain Ocean Master, played by Patrick Wilson, who wants to turn Earth into an underwater world. With the movie, Warner Brothers' production of DC Extended Universe has continues to grow.