TELEVISION
Wednesday, June 25
SPECTRUM (NET, 8-8:30 p.m.).* In 1968, five North American scientists received the Nobel Prize in all three science categories—physics, chemistry, and medicine and physiology. In their working environments, "The Prizewinners" talk about their projects.
Thursday, June 26
THE MAMA CASS TELEVISION PROGRAM (ABC, 9-10 p.m.). Guests on Cass's first special are Martin Landau, Barbara Bain, Buddy Hackett, John Sebastian, Mary Travers and Joni Mitchell.
THURSDAY NIGHT MOVIES (CBS, 9-11 p.m.). In his last film, The Defector (1966), Montgomery Clift plays an American professor visiting East Germany who gets involved with...
