Tonight in HD: August 3

The Walking Dead (TV2, 9.30)

Friends (TV2, 6.30, R)

While Ross and Elizabeth are on a romantic weekend getaway at her family’s cabin, Elizabeth’s father and Rachel show up unexpectedly. Bruce Willis guest stars.

Shortland Street (TV2, 7.00)

Tracey refuses to accept the inevitable; Sarah gets whanau support; Nicole bursts Bella’s bubble.

Survivor: Redemption Island (TV3, 7.30, 5.1, F)

Two-hour season finale: The final castaways are questioned by the jury members who vote for the winner; later, the 18 contestants reunite to discuss the season.

$#*! My Dad Says (TV2, 8.00)

Bonnie and Vince decide to remarry when they find out their first wedding wasn’t legal

Nothing Trivial (TV One, 8.30)

Q: Who performed the 1987 hit Time of My Life? Brian has the chance to recapture his past and the girl of his dreams, and Mac goes head to head with family, career – and quiz team Rankin.

The Big Bang Theory (TV2, 8.30, F)

Season finale: After hearing Leonard and Priya indulge in a Star Trek bedroom fantasy, Raj moves in with Sheldon. Reviews: AV Club, IGN, What’s Alan Watching?

The Walking Dead (TV2, 9.30)

Rick unknowingly causes a group of survivors to be trapped by walkers. The group dynamic devolves from accusations to violence, as Rick must confront an enemy far more dangerous than the undead. Review: Entertainment Weekly, IGN, AV Club.

Sons of Anarchy (TV3, 9.25, 5.1)

Gang members return from Ireland to find Tara. Reviews: AV Club,  Television Blend, What’s Alan Watching?

Undercovers (TV2, 10.30)

Steven and Samantha race to prevent a rogue private security detail from forcing a kidnapped Pakistani scientist to create a miniature bomb. Reviews: The TV Obsessed, What’s Alan Watching?