Trekmovie is reporting from an unnamed source that there’s been two new castings for Star Trek: Discovery:
Two new stars have joined the crew of the USS Discovery. CBS is confirming that Doug Jones and Anthony Rapp will star in Star Trek: Discovery as Lt. Saru, an alien Starfleet science officer and Lt. Stamets, an astromycologist.
from www.startrekbookclub.com/3515/star-trek-discovery-casting-doug-jones-anthony-rapp/