Grant Marsden was Brooke Freeman's (Beth Allen) fraudster father who abandoned her and her mother in the late nineties following embezzling thousands of people's money. He arrived in February 2009 to support Brooke following her arrest for murdering Ethan Pierce (Owen Black). Brooke refused to see her father but with the help of Kieran Mitchell (Adam Rickitt), successfully frauded Grant out of thousands of dollars by pretending to perform surgery on a previously undiagnosed heart problem. Grant fell for the scam and thanked Brooke before leaving.
Patrick Tai "Paddy" Scott was the convict younger brother of Scotty (Kiel McNaughton). He had finished his stint in prison for armed robbery when Scotty's wife, Shanti Kumari (Nisha Madhan), gave permission for the paroled Tai to stay at the newly wed's house. Scotty was infuriated and the lazy Tai soon began to intimidate Shanti, going so far as to give the impression he was going to rape her. Tai's negative attitude soon changed when he met Tracey Morrison (Sarah Thomson) and was inspired to learn to read English. However the arrival of his former criminal colleague Vince "Pigdog" Laws (Andre King) proved poorly for him, when Pigdog convinced him to participate in an armed robbery where a man was seriously injured. A betrayed Tracey turned Tai in, sending Scotty into depression. Scotty and Tracey visited Tai in prison the following year and when a prisoner riot broke out, Tai was cautious to help the two escape when he discovered they had feelings for each other. However his good side was again shown and he helped an injured man, only to get shot by a gun squad. In hospital he gave his blessing to Scotty and Tracey and was later returned to prison.
Dr. Thomas Denton was Kip's (Will Hall) overbearing father. He arrived in mid-2009 for a conference and tried to force Kip to grow up. Despite at first listening to his father, Kip realised it was important to stay true to who he was and kicked his father out.
Catherine, Elizabeth and William Watson were the triplets that Morgan Braithwaite (Bonnie Soper) surrogated for her friends Cindy (Sarah McLeod) and Trent (John Glass). However Morgan realised they were insuitable parents and decided to mother the children with her boyfriend Gerald Tippett (Harry McNaughton). Morgan gave birth to the children on 3 June 2009 and shocked all when she announced she was giving the triplets to the Watsons.
Jack "Fish" Fisher was Kip Denton's (Will Hall) old friend. He arrived in Ferndale to catch up with Kip but was left disappointed when Kip was busy with his new commitment as head of ED. He instead started to hang out with Alice Piper (Toni Potter) and the two later left to Rarotonga with Kips' tickets he won in a raffle. Fish and Alice started a holiday romance but when it came to leaving the country, Fish left Alice behind when she decided she was in love with Kip.
Dr. Naomi Stephens was the American doctor who was running a clinic in Rarotonga. She met Kip Denton (Will Hall) whilst he was on holiday there and the two soon started a romance. However Naomi revealed she was leaving to America and offered her job to Kip who accepted.
Aroha Reed was the slacker, party-girl nurse who arrived to the hospital in mid-2009. Aroha hated nursing and fell into it when her singing career did not take off. Many of the staff disliked Aroha due to her lazy nature and arrogant behaviour, however Hunter McKay (Lee Donoghue) fell for her. Aroha was insulted when Gerald (Harry McNaughton) accused her of burglary but finally settled down and accepted her career as a nurse. However the arrival of rapper - Savage to the hospital saw Aroha be offered a singing contract and she suddenly left to perform on a cruise ship.
Joan Pierce appeared for a single episode in June 2009. She was Ethan's (Owen Black) mother and was at the trial of Maia Jeffries (Anna Jullienne), who had murdered him. Brooke (Beth Allen) took Joan as a companion to guilt Maia into keeping her plea as guilty, however Joan felt sorry for Maia and sympathized with her mother Yvonne (Alison Quigan) as both their children were murderers.
Ben Goodall was the optimistic paramedic who met Yvonne Jeffries (Alison Quigan) during a bank heist in mid-2009. The two bonded over the accident and Ben soon started to date Yvonne's daughter Tania Jeffries (Faye Smythe). However the polar opposite relationship did not last and it soon became clear Ben was more interested in Yvonne than Tania. The two eventually began to date in private and went public with the relationship in December, disgusting Tania. The two moved in together but many began to suspect Ben of being a gold digger when his ex who was a similar age to Yvonne, Heather Sloane (Jan Saussey) arrived. Ben proposed to Yvonne but instead of marrying, the two had a huge party. Whilst driving Hunter McKay (Lee Donoghue) to the supermarket, Ben was assaulted by a small gang of hoodlums and later it was discovered he had a brain hemorrhage. He fell brain dead and after several arguments between Yvonne and his sister Anita (Lara Fischel-Chisholm) as to whether he would come back alive or not, his life support was turned off a week later.
Dr. Oliver Ritchie was the mentally ill doctor who performed experiments on his colleagues. He moved into Scotty (Kiel McNaughton) and Shanti's (Nisha Madhan) spare room but gained attention with his strange habits. He helped Shanti when she fell sick but Scotty believed his healing was borderline cruelty. Shanti soon died and Oliver moved in with Libby (Fleur Saville) and Gerald (Harry McNaughton). He began to date Libby and conned her into spending a week with him at home, where he purposely infected her with dengue fever and recorded the results. Scotty discovered Oliver was behind his wives death and freed Libby before savagely beating Oliver. In December, Gerald announced that Oliver had been imprisoned for his crimes.
Nicole Miller is the bisexual nurse who was a love interest for Maia Jeffries (Anna Jullienne). Upon arrival, many suspected Nicole of being a sadistic stalker who was in love with Morgan Braithwaite (Bonnie Soper), however when Morgan confronted Nicole with the allegation, she was shocked to learn the two were in fact half sisters. Nicole was devastated when Morgan was struck by a car and killed and quickly leapt into a relationship with Maia. However the pressure caught Nicole and she fled Ferndale. Maia retrieved her several months later and the two resumed their relationship. In 2011 Nicole was disgusted to learn Maia had cheated on her with Jennifer (Sara Wiseman) and rebounded with Maxwell Avia (Robbie Magasiva). However Maxwell slept with Bethany Hall (Michelle Langstone) and Nicole struggled to forgive him. The two stayed together for several more months but things ended permanently in early 2012. In 2013 Nicole became Director of Nursing.
The storyline that saw Nicole marry herself was widely criticized, specifically by comedian Guy Williams, who despite describing his love for the show, named the plot as, "a bit weird".
Howard Carter was the grandfather of a patient in the hospital who quickly fell for receptionist Yvonne Jeffries (Alison Quigan). Yvonne was not interested in Howard but started seeing him to hide her affections for the much younger Ben Goodall (Shaun Edwards-Brown). Yvonne and Howard were about to set out on a holiday when Yvonne learned Ben had been injured and left Howard devastated when she admitted she was not interested in him.
Sean Thomas Mitchell was the manipulative brother of Kieran Mitchell (Adam Rickitt). He proved a thorn in Kieran and Sophie's (Kimberley Crossman) romance when he arrived under the name "Sid", so as to claim ownership of "The IV" bar. Kieran paid his ignorant brother to leave, but he returned shortly after, having started a strip club business. In 2010 Sean soon realised that Kieran had killed Morgan Braithwaite (Bonnie Soper) and took the blame for the killing from the police shortly before fleeing the country. Kieran heard the news that Sean had died in July 2010 only to discover days later Sean was alive and being held captive by White Dragon (Matt Sunderland) as a lure for Kieran. Sean and Kieran escaped however and ended up on a cliffside where White Dragon fell to his death. Kieran admitted to the death of Morgan to her sister Nicole (Sally Martin) and ex-husband Gerald Tippett (Harry McNaughton) before sacrificing himself so that Sean lived. Sean was later sent back to the United Kingdom.
Jeremy Tyler was an internet entrepreneur. When Rachel (Angela Bloomfield) returned in 2007, she bragged to Chris Warner (Michael Galvin) that the two were engaged but admitted that she did not love him. In 2009 when Chris noticed Rachel was having severe problems with her alcohol, he contacted Jeremy and brought him to Ferndale. Jeremy was keen to restart the marriage whilst Rachel was not and when Jeremy discovered Chris and Rachel had slept together whilst he was engaged to her, he physically attacked Chris. Jeremy later offered a reconciliation to Rachel but she declined and they decided to sell their house. In January 2014, Rachel travelled to Wellington to finalize her divorce with Jeremy.