Johansson Denies Astro Boy Casting Posted by Mycah under Role Rumors with No Comments MTV News caught up with Johansson at the junket for He???s Just Not That Into You and asked her about the Astro Boy rumors. ???I had kind of sort of met on it and stuff, but I don???t know where that came from,??? Johansson told MTV. ???I had never been committed to it.