Dean Cain rails against James Gunn's recent comments about his new 'Superman,' claiming it 'was a mistake' for the filmmaker to link the iconic hero to the immigrant experience.

The former Superman takes issue with the director's comments about the new movie being an immigration allegory: "We know Superman is an immigrant - he's a freaking alien."

Cain has a clear, politically conservative view on the immigration question. However, he doesn’t take issue with Gunn’s premise. He accepts that Superman is an immigrant. However, he feels the fact that the director made the statement publicly has the potential to hurt the movie. Cain said…