He makes a pretty cool bad guy. I've been watching him in The Blacklist on TV. He's a super wealthy really bad guy but you can't help but like him.
Actors get typecast all the time. They try to avoid it but it happens. They play a certain character type so well thats all anyine wants to hire them for. Typecasting has ruined some careers and made others. Spader plays slimy and underhanded oddball creeps really well