ALBAWABA - Actress Amber Heard to return to her role in Aquaman. Controversial actress Amber Heard will return to her role as Mera in Warner Bros' Aquaman and The Lost Kingdom. Earlier, in the midst of Heard's defamation trial with her ex-husband Johnny Depp , rumors spread that the actress' role will be canceled, but Heard denied the news. Warner Bros' Aquaman and The Lost Kingdom is set for release ...