DEATHTRAP
TCM, 8:00 p.m. ET
Ira Levin’s mystery thriller of a Broadway play is preserved, with wickedly good performances, in this 1982 movie, directed for the screen by Sidney Lumet and starring Michael Caine and Christopher Reeve as a once-hot playwright and his gifted student. Dyan Cannon co-stars, in a clever story about a teacher who thinks of killing a student to claim a first-draft script as his own. That reminds me – I have to teach class today…