Is Henry Cavill's Super Secret Project the Mass Effect Movie? Is Henry Cavill's Super Secret Project the Mass Effect Movie? After some investigating, it looks like Henry Cavill could be working on a Mass Effect adaptation. Henry Cavill could very well be working on a movie based on the popular sci-fi video game series, Mass Effect. The mystery of Henry Cavill's secret project thickens following yesterday's tease, with the actor sharing an image of himself reading from a top-secret document and teasing an upcoming project. Many theorized (oops) that it could be his return as Superman, however after some sophisticated investigation, some clever fans have ascertained that it is much more likely related to