Most of the cast of Star Trek hated Shatner bwecause he got so full of himself when the show was in production that he turned into a complete and total asshat.
He shouldn’t be surprised.
Exactly
Already discussed here:
http://www.freerepublic.com/focus/f-chat/2112331/posts
Frankly, the also-rans in the cast should be happy they were carried thru the series by Shatner & Nimoy & Kelly.
Notice none of the others have ever achieved anything as actors.