Program Preview

For the week starting Wednesday, Dec. 22. Times are E.S.T., subject to change.

TELEVISION

Shower of Stars (Thurs. 8:30 p.m., CBS). A Christmas Carol, with Fredric March, Basil Rathbone.

Many Moons (Sat. 6 p.m., ABC). A James Thurber fantasy by Puppeteer Burr (Kukla, Fran & Ollie) Tillstrom.

Texaco Star Theater (Sat. 9:30 p.m., NBC). Donald O'Connor sings Christmas carols.

General Electric Theater (Sun. 9 p.m,. CBS). Barry Fitzgerald in The White Steed.

RADIO

Fantasy for Christmas (Fri. 9:30 p.m., NBC). A 100-voice choir.

Midnight Mass (Fri. midnight, NBC). From Manhattan's St. Patrick's Cathedral.

Metropolitan Opera (Sat. 2 p.m., ABC). Barber of Seville, with Merrill, Peters, Siepi.

Man's Right to Knowledge (Sun. 1 p.m., CBS). Robert Oppenheimer speaks on "Prospects in the Arts and Sciences."