Sunday

“Desperate Housewives”

ABC at 9:00 p.m.

In the season finale, Bree gets some frightening news; Susan moves into a trailer and gets back together with Mike; Lynette faces a marital crisis.

Monday

“Medium”

NBC at 10:00 p.m.

In the season finale, Allison has an It’s a Wonderful Life moment, in which her visions depict what her life would be like if she landed her dream job as a prominent attorney.

Wednesday

“American Idol”

FOX at 8:00 p.m.

In the season finale, the American Idol is crowned as the top 12 reunite live onstage at the Kodak Theatre in Hollywood.

Mrs. Palfrey at The Claremont

Mrs. Palfrey is an elegant, elderly woman who moves from Scotland to London to be closer to her 26-year-old grandson. When he fails to return her calls or visit her at the resident hotel where she is staying, fate brings her together with young writer Ludovic Meyer. Ludovic finally finds the story he has been looking for and Mrs. Palfrey finds the “grandson” she always wanted.

Down in the Valley

In the outskirts of Los Angeles, rebellious teenager Tobe’s (Evan Rachel Wood) aimless existence is turned upside down by an encounter with Harlan (Edward Norton), an older, charismatic cowboy. They pursue a passionate and furtive romance, but it takes a dangerous turn when Tobe discovers Harlan is not all he appears to be.

The Da Vinci Code

Professor Robert Langdon (Tom Hanks) is called to the Louvre museum one night where a curator has been murdered, leaving behind a mysterious trail of clues. Langdon, aided by the police cryptologist Sophie Neveu (Audrey Tautou), unveils a series of secrets hidden in the works of Leonardo Da Vinci, all leading to a covert society dedicated to guarding an ancient secret that has remained hidden for 2,000 years.