The Poseidon Adventure. Who Will Survive? Who cares. Ch. 5, 9 p.m. Color. 2 1/2 hours.
MONDAY
Rhoda. Rhoda gets married; CBS gives her an extra 30 minutes to celebrate, or whatever. Ch. 7, 9 p.m. 1 hour.
TUESDAY
Firing Line. Buckley, former N.Y. Timesman Tad Szulc and Jorge Mas discuss resumption of diplomatic relations with Cuba. Ch. 44, 8 p.m. 1 hour.
The Dirty Dozen [1967]. Lee Marvin leads 12 criminals on a Nad hunt. Ch. 7, 11:30 p.m. Color, 2 hours.