Program Preview

For the week starting Friday, April 4. Times are. E.S.T., subject to change.

RADIO

Metropolitan Opera (Sat. 2 p.m., ABC). Verdi's Don Carlo, with Tucker, Rigal, Hines, Hotter, Barbieri.

New York Philharmonic (Sun. 2:30 p.m., CBS). Conductor: Dimitri Mitropoulos; soloist: Pianist Robert Casadesus.

United Jewish Appeal (Sun. 7 p.m., ABC). Jose Ferrer in A Child Named Lisa.

Lux Radio Theater (Mon. 9 p.m., CBS). The Magnificent Yankee, with Louis Calhern, Ann Harding.

TELEVISION

Playhouse of Stars (Fri. 9 p.m., CBS). Sylvia Sidney in Experiment.

Presidential Timber (Fri. 10:30 p.m., CBS). Talk by Senator Estes Kefauver.

Toast of the Town (Sun. 8 p.m., CBS). Guests: Sophie Tucker and the Sadler's Wells Theatre Ballet.

Studio One (Mon. 10 p.m., CBS). 'Pontius Pilate, with Geraldine Fitzgerald, Cyril Ritchard.