lornasp:

“They’ve got a great company of people replacing all of us [in the 2009 ‘Star Trek,’ where Nimoy appeared, and next year’s sequel, which just wrapped]. I don’t think they need me, frankly. It’s flattering to be talked about, but I just don’t think they need me,” he said, praising the performances of Quinto and “Sherlock” star Benedict Cumberbatch who has a major role in the sequel.

http://marquee.blogs.cnn.com/2012/05/11/what-lured-leonard-nimoy-back-to-fringe/