Board Thread:General Discussion/@comment-12757511-20130720013429/@comment-10390252-20131024083210

Indeed, Elijah must have come to RT's offices at least once so Monty could map his face, facial expressions and mouth movements for several close-up shots. That has to have been at least one or two days of his time, even if he recorded all his voice lines in advance during the same vist.

There's no reason why they couldn't do the same thing with Jen Taylor. Recall that James Earl Jones recorded his lines for Revenge of the Sith in one session at Skywalker Sound before Attack of the Clones even finished filming so this is hardly unprecedented even for major productions.