Religion is like socks, you can wear any color or length or none at all, except Islam ,it’s like getting your socks tattooed on and if you change your mind ,it’s very hard to remove.
Now that’s a tag line if I have ever seen one...LOL! But I think the kid was ignorant enough of Islam to think it’s one of those “Trendy” religions that you can pick up like Kaballah and drop when you want..
(He probably did it just so he could shoot his film in Iran without being bothered for being an American)