For the week starting Friday, Dec. 25. Times are E.S.T., subject to change.
Metropolitan Opera (Sat. 2 p.m., ABC). Mozart's Marriage of Figaro, with Kunz, Guarrera, Seefried.
Peace on Earth (Sat. 5 p.m., NBC). United Nations documentary, with Charles Boyer.
America's Town Meeting (Tues. 9 p.m., ABC). "Flying Saucers: Fact or Illusion?" with Jonathan Norton Leonard, Major Donald Keyhoe.
All Star Revue (Sat. 9 p.m., NBC). Martha Raye singing Carmen.
The Backbone of America (Tues. 8 p.m., NBC). Written for television by Robert E. Sherwood.
Motorola TV Hour (Tues. 9:30 p.m., ABC). James Thurber's The Thirteen Clocks, with Sir Cedric Hardwicke, Basil Rathbone, Roberta Peters.