Bryan Young: So neither of you have gotten a call for Episode VII then?
Jeremy Bulloch: Not yet, but I oops (slaps hand to mouth)Daniel
Logan: he’s like I only got a fax.
Jeremy Bulloch: … I’m not allowed to say. I’m sorry.
While they speak of an Episode 7 involvement, I think it's unlikely. Still I won't be surprised if he does some voice work for the upcoming Star Wars: Rebels TV series.
Thanks to Frank Davis for the heads up.