Kelly and Aaron Sam head to Lake Charles, Louisiana to investigate the shocking murder of a young man who was gunned down in his car after attending church on Palm Sunday.

While investigating the 40-year-old case of the two dead bodies, Dirk and the gang are surprisingly joined by Bart who relays that she was assaulted and spins the case in a new direction, an investigation into Suzie Boreton.

After Will sees something terrible on trick-or-treat night, Mike wonders whether Eleven's still out there. Nancy wrestles with the truth about Barb.

Gamora trains Warlock to be a strong and powerful warrior like herself, but when Gamora's lessons become too intense, Warlock clams up and is kidnapped by the Collector.

When Quill and Warlock are hunted by J'son and the Black Order, Quill teaches Warlock the importance of never letting himself slip into the path of evil.

Just when Arkayna has a chance to save her parents, Nova Terron orders her to destroy the Dragon Disk; the Mysticons conspire to save the Queen and King using the Disk, but with the Astromancers Tazma, and Kymraw chasing them, time is running out.

Regina reveals that Sir Richard is hell bent on ruining the Bligh family. Sarah decides to accompany George to Canberra.

Six more robots compete in the second heat, with last year's champion Carbide returning to face brand new challengers Eruption, Aftershock, Crackers N Smash, Gabriel 2 and Big Nipper. Dara - Briain and Angela Scanlon present the show, with commentary from Jonathan Pearce.

Tess Daly and Claudia Winkleman present the results of the viewers' votes from last night's Halloween special. The two couples given the lowest combined score by the judges and the audience compete in a dance-off to decide which of them will be leaving the contest. Featuring a musical performance from Steps.

New worlds and animal behaviours are uncovered on a journey from the equator to the poles.

Coming Soon...

An unhappy woman trapped in a loveless marriage with an emotionally abusive husband finds him utterly transformed when he returns from war. But can the changes, however positive, really be so innocent?