Latest Ant-Man Trailer Jumps Online ''We should call the Avengers...''The buzz around Marvel’s latest has certainly been taking on a more positive note of late and, as Ant-Man prepares to arrive in cinemas, the latest trailer has gone online. This is your chance to become the viewer... Michael Douglas’s scientist Hank Pym is the inventor of the suit that lets Scott Lang (Paul Rudd) shrink to insect size and run around a lot. Pym is the man who discovered the particles that let him miniaturize objects and people.