He's entitled to not like Tokusatsu. We're not talking about art here. If you really look at Kamen Rider in the past, it wasn't that good. On top of that is the social stygma associated with tokusatsu in general, much like the one involved in Power Rangers. Think about the ratio of Ranger actors who really went on to do bigger and better versus those who haven't. So, I can see where the guy is coming from.
Either way, it's a show, what does the actor have to do with anything once the damn thing is made