Celebrity Treasure Island 2019 marked the show's return after a hiatus of more than a decade. Hosted by Survivor NZ producer and host, Matt Chisholm, as well as ZM radio's Drive host Bree Tomasel. The classic Kiwi game show will have 16 celebrity castaways pair up as they complete challenges for the chance to win $100,000 for their charity of choice in Fiji. The season premiered on Sunday 18 August, 7 pm and continues Monday & Tuesday 7.30 pm, TVNZ 2. This was to be the final show that Matt Chisholm presented with TVNZ.

Sam Wallace was the sole Kāhu member left, and the eventual winner, who took $100,000 for Starship Hospital. Shane Cameron and Gary 'The Wiz' Freeman were the other two finalists, and Athena Angelou finished fourth. This season raised $170,000 across 9 various charities across Aotearoa.

Castaways The 16 celebrities were initially separated into two tribes with te reo Māori names based on fauna of New Zealand: Mako (Shortfin Shark) and Kāhu (Swamp Harrier), including the merged tribe as Kākāriki (parakeets).

The 16 contestants were: Boxer Shane Cameron; former Canterbury and All Black winger, Zac Guildford; DJ Athena Angelou; Olympic champion board sailor Barbara Kendall; Olympic champion rower and road cycling time trialist, Eric Murray; former rugby league star and coach Gary 'The Wiz' Freeman; actress Jodie Rimmer; Former Shortland Street star Karl Burnett (retired due to mental exhaustion); singer Ladi6; fitness model and middle-distance runner Lana Van Hout; former Bachelor contestant Lily McManus; TVNZ morning show weatherman Matty McLean; former weatherman, children show host and current DJ Sam Wallace; Moses Mackay of Sol3 Mio; influencer, model and former charity boxer Roseanna Arkle; and former C4 host and DJ turned yoga instructor, Shannon Ryan.

+ Castaways of Celebrity Treasure Island season 2019CastawaysOriginal tribeSwitched tribeMerged tribeFinishCharity prize raised Sam Wallace 38, The Hits Breakfast HostChosen Charity: Starship Hospital Kāhu Kāhu KākārikiWinnerWon Treasure HuntDay 18$100,000 + $10,000 Gary 'The Wiz' Freeman 56, Former Rugby League FootballerChosen Charity: Big Buddies NZ Mako MakoRunner-upLost Treasure HuntDay 18N/A Shane Cameron 41, BoxerChosen Charity: Key to Life Mako Mako$10,000 Athena Angelou 28, Flava DJChosen Charity: Diabetes NZ Mako Mako12th EliminatedLost DuelDay 17N/A Shannon Ryan 31, TV Host & PersonalityChosen Charity: Blind foundation guide dogs Kāhu Kāhu11th EliminatedLost DuelDay 16$10,000 Barbara "Barbs" Kendall 51, Former Olympic WindsurferChosen Charity: Surf Life Saving New Zealand Mako Mako10th EliminatedLost DuelDay 15$5,000 Moses Mackay 28, Opera SingerChosen Charity: Dream Chaser Foundation Mako Kāhu9th EliminatedLost DuelDay 14$17,500 Eric Murray 37, Former Olympic RowerChosen Charity: Autism NZ Kāhu Kāhu8th EliminatedLost DuelDay 13$10,000 Jodie Rimmer 45, ActressChosen Charity: Talk Peach Kāhu Kāhu7th EliminatedLost DuelDay 12$5,000 Matty McLean 33, Breakfast WeathermanChosen Charity: Rainbow Youth Inc Mako Mako6th EliminatedLost DuelDay 9N/A Lily McManus 22, International Reality StarChosen Charity: National foundation for the deaf Kāhu5th EliminatedLost DuelDay 7N/A Lana Van Hout 27, Middle Distance Athlete Chosen Charity: Child Cancer Foundation Mako4th EliminatedLost DuelDay 6$2,500 Rosanna “Rosie” Arkle 30, Instagram InfluencerChosen Charity: Heart Kids NZ Mako3rd EliminatedLost DuelDay 4N/A Karoline 'Ladi6' Park-Tamati 36, Singer Chosen Charity: Safe man, safe family Kāhu2nd EliminatedLost DuelDay 3$5,000 Zac Guildford 30, Former All BlacksChosen Charity: Upside Downs NZ Kāhu1st EliminatedLost DuelDay 2N/AKarl Burnett43, Shortland Street IconChosen Charity: St John New Zealand KāhuWithdrewLeft CompetitionDay 2N/A

Challenges overview Castaways competed against one another in a series of formidable dramatic showdowns daily to test the celeb's brains, brawn and endurance, to their limit throughout their time on the island;

Charity Challenges — offered cash prizes for the castaway’s chosen charities Team Face-Offs — pitting the tribes against each other in a fight for supplies Elimination Duels — Battles whittling down the numbers with tears, tantrums and twists

+ Challenges overview of Celebrity Treasure Island season 2019 Day Individual charity Reward Face-off Captaincy Captain Test Elimination Eliminated Ref.12 vs.Zac Guildford3 vs.Ladi64 vs.Rosanna “Rosie” Arkle56 vs.Lana Van Hout7 vs.Lily McManus89 vs.Matty McLean10 vs.Shane Cameron1112 vs.Jodie Rimmer13 vs. Eric Murray14 vs. Moses Mackay15 vs.Barbara "Barbs" Kendall16 vs.Shannon Ryan Day Face-off Elimination Eliminated Ref.17 vs. vs.Athena Angelou18vs.vs.Gary "The Wiz" FreemanShane Cameron

The contestant was eliminated after their first time in the elimination challenge. The contestant was eliminated after their second time in the elimination challenge. The contestant was eliminated after their third time in the elimination challenge. The contestant was eliminated after the fourth or more time in the elimination challenge.

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