Actress Jennifer Garner is seen in a scene from the two-hour series finale of "Alias," which airs on May 22. Garner is among a number of TV stars bidding adieu to the small screen this season.

Credit: AP Photo/ABC, Scott Garfield

Other shows staged unusual finales to draw viewers nback for a new season. Actors Noah Wyle, left, as Dr. John Carter and Mekhi Phifer as Dr. Gregory Pratt perform in an episode from the NBC Series "ER" set in Darfur, Sudan. The episode, which was shot in South Africa, aired May 4.

Credit: AP Photo/NBC, David Bloomer

'That '70s Show'

The cast of "That '70s Show" celebrates the new year in the series' 200th and final episode, airing Thursday, May 18. From left, are: Danny Masterson, Debra Jo Rupp, Ashton Kutcher, Tommy Chong, Kurtwood Smith, Wilmer Valderrama and Don Stark.

Credit: AP/Fox Broadcasting, Greg Gayne

Actor Ashton Kutcher arrives at a wrap party held for the Fox Television 'That 70s Show' at Tropicana at The Roosevelt Hotel on May 6, 2006, in Hollywood, Calif.

Credit: GETTY IMAGES/Frazer Harrison

Actors Ashton Kutcher and his wife, actress Demi Moore, arrive at the Fox Television wrap party for "That 70s Show" held at Tropicana at The Roosevelt Hotel in Hollywood on May 6, 2006.

Credit: GETTY IMAGES/Frazer Harrison

Actor Wilmer Valderrama attends the wrap party for Fox Television "That 70s Show" at Tropicana at The Roosevelt Hotel on May 6, 2006, in Hollywood. Valderrama is one of the show's stars.

Credit: GETTY IMAGES/Frazer Harrison

'The West Wing'

Martin Sheen, as President Josiah Bartlet in the dramatic series "The West Wing," is seen at the funeral for long-time friend and right-hand man, Leo McGarry. McGarry's unplanned death was a sad aftershock to the unexpected passing of John Spencer, the actor who gave McGarry life. The series finale will air on NBC Sunday night, May 14.

Credit: AP/NBC, Mitchell Haddad

'7th Heaven'

The fictional Camden family of “7th Heaven” laughs at Simon’s wedding in the May 8 last episode that has scenes from the August 1996 pilot. They are, front row; Nikolas Brino (Sam Camden), left, Lorenzo Brino (David Camden); middle row, from left; Beverley Mitchell (Lucy Camden), Mackenzie Rosman (Ruthie Camden), Catherine Hicks(Annie Camden), Stephen Collins (Rev. Eric Camden) and Barry Watson (Matt Camden) in back row.

Credit: AP/The WB,Danny Feld

'Gilmore Girls'

"Gilmore Girls" stars are, from left, Scott Patterson as Luke Danes, Lauren Graham as Lorelai Gilmore, Alexis Bledel as Rory Gilmore and Matt Czuchry as Logan. The show's season finale aired Tuesday, May 9, 2006. At issue in the episode are Lorelai's postponed wedding to Luke and Rory's up-and-down relationship with boyfriend Logan.

Credit: AP/The WB,Frank Ockenfels

'Will & Grace'

This shows "Will & Grace," actors posing with a script during a reading prior to a live episode of the network's long-running comedy series at a studio in Los Angeles, Sept. 21, 2005. From left are Megan Mullally, Eric McCormack, Debra Messing and Sean Hayes. The comedy, which challenged TV's reluctance to feature gay characters and became an unexpected hit, wraps up its eight-season run with an hour-long episode May 18.

Credit: AP/ NBC Universal, Chris Haston

'Malcolm in the Middle'

Frankie Muniz, left, plays Malcolm and Justin Berfield plays as Reese in a scene from the final episode of the Fox TV network's series "Malcolm in the Middle," airing Sunday, May 14.

Credit: AP/Fox Broadcasting, Carin Baer