I finally got around to looking him up tonight. Answer: Richard France! (Interviewed here). Born in 1938, according to IMDB. In addition to his George A. Romero roles, he appears as a therapist in a Beth B/ Scott B film called Vortex, starring Lydia Lunch, wrote a book on the theatre of Orson Welles, and has written many plays (bibliography here). Born in 1938, and still alive today! Cheers to Richard France!