Dr. Isaac Kleiner, a Black Mesa survivor, is one of the leading scientists in the human resistance to the Combine. His character design is based on the generic "bald, glasses" scientist model from the original Half-Life.
Fan Casting
Matt Frewer
Robert Englund
John Malkovich
Ready to move onto another story? Here are a few more to browse. Assemble your dream cast!
Join the Conversation
0 comments on this role
Leave a Comment