* MADAM SECRETARY. 8 p.m. Sunday, CBS3.

Secretary of State Elizabeth McCord (Tea Leoni, pictured) is caught once again between a rock and a hard place. This time, she and the president (Keith Carradine) try to stave off World War III even as McCord's secret agent/theology professor husband (Tim Daly) tries to get his confidential informant out of Russia.

* MARRIED BY MOM AND DAD. 9:30 p.m. Sunday, TLC.

New series features four singles who agree to let their parents choose their spouses, old school-style. Which would sound insane if I hadn't already seen "The Bachelor."

* ROBOT CHICKEN CHRISTMAS SPECIAL. Midnight Sunday, Adult Swim.

Zombie elves, a Santa with nuclear capabilities and a boy in search of his biological father on the Polar Express: This is the Christmas special for people who hate Christmas specials.

* SINATRA: ALL OR NOTHING AT ALL. Noon Saturday, HBO.

7 p.m. Saturday, HBO2.

The network marks the 100th anniversary of Frank Sinatra's birth with a repeat of its Emmy-nominated two-part documentary. Harry Belafonte, Humphrey Bogart and Grace Kelly are among the many stars with cameo appearances.

* BEHIND THE MAGIC: SNOW WHITE AND THE SEVEN DWARFS. 8 p.m. Sunday, 6ABC.

Ginnifer Goodwin ("Once Upon a Time") narrates this unabashedly Disney-fied special about Walt Disney's drive to create the first full-length, full-color animated feature.