Tonight in HD: April 11

A scene from tonight's CSI

Friends (TV2, 6.30, R)

Monica’s willpower is tested when she runs into Richard at the video store; Phoebe’s athletic date has a problem with short shorts.

Bigger Better Faster Stronger (TV3, 8.00)

Season finale: Greg Page creates a mega-mower and, in his most ambitious project of the series, James Coleman a flame-thrower to ensure that he never has to mow his lawn again.

Criminal Minds (TV One, 8.30)

As the BAU goes to Montana to track down two young lovers who are on an interstate murder spree, Prentiss receives alarming news from an old friend. What the critics say: TV Fanatic, Preppies of the Apocalypse.

Desperate Housewives (TV2, 8.30)

While Gabrielle devises a plan to keep her biological daughter in her life; Keith plans a very special dinner with Bree; Renee discloses a deep, dark secret to Susan. What the critics say: TV Overmind, Maxupdates.

CSI: Crime Scene Investigation (TV3, 8.30, 5.1)

The CSIs set out to track down a paedophile suspected of murdering an FBI agent’s wife and kidnapping his children. What the critics say: CSI Files.

Castle (TV One, 9.30)

When pallbearers lose control of a casket at a funeral, the deceased and a second unknown woman tumble out of the casket. Castle and Beckett then investigate the world of bed-hopping physicians. What the critics say: ScreenCrave, Relatively Entertaining.

Brothers & Sisters (TV2, 9.30)

Both Kitty and Nora very reluctantly make new romantic connections in unexpected places, and Kevin’s nerves about the adoption drive him to a disastrous bout of overindulgence. What the critics say: TV Fanatic.

The Almighty Johnsons (TV3, 9.30)

Season finale: The time has finally come for Axl Johnson and his brothers to man up and be the Gods they truly are.

Hawaii Five-O (TV3, 11.15, 5.1, R)

When a member of the security detail for an upcoming Aid Summit is murdered before he can reveal the details of an assassination plot, Five-O is brought in to investigate the murder.What the critics say: Alex O’Loughlin Rocks.

Californication (TV3, 12.15, 5.1, R)

Season finale: Hank is unpleasantly surprised by a visit from Mia and her low-life manager-boyfriend.