Dr Dave Dunbar -- Lucy Clark Broken Hill's doctor and general surgeon Dave Dunbar has no time for sophisticated city girls, and when he encounters his new anaesthetist from Sydney he knows there's going to be trouble. They meet at the site of a medical emergency, and even covered in the dust of the Australian outback, Rose Partridge is gorgeous. She's also fiercely independent and touchingly vulnerable. It's a compelling combination, and soon Dave finds himself wanting more than her medical expertise. But can this rough diamond break down the barriers of a woman who has locked her heart away? Dr Matthew McKellar - Leah Martyn Life is pretty uneventful for Dr. Joanna Winters -- living with her son, Jason, working at the local clinic. Until Jason comes home with an outrageous request that sends Joanna marching off to see just what Dr. Matthew McKellar is up to. Suddenly Jo's life is in chaos. She's got a new job, with Matt as her new boss -- and also her new lover! But Matt seems to find it hard to cope with Jason, who's not pleased about the relationship. And it seems that Matt has secret troubles of his own...Dr Dylan Calford -- Lilian Darcy Annabelle Drew had been shattered when one of her guests objected at her wedding just as she'd been about to say "I do. " Surgeon Dylan Calford had no regrets -- he was convinced that Annabelle's groom was completely wrong for her -- until he discovered just how badly Annabelle needed her marriage of convenience. He proposed that he be her groom, instead. Annabelle didn't take gorgeous, athletic Dylan seriously, but that got them both thinking...was Dylan her Mr. Right?