List of Shortland Street characters (1992)
Guy Warner was the guidance councilor brother of Chris Warner (Michael Galvin). Craig Parker played him in a guest stint in 1992 before returning as a regular from 1993 to 1996. He appeared again in 2007.
List of Shortland Street characters (2016)
After Rachel McKenna (Angela Bloomfield) leaves, she has a fling with Chris Warner (Michael Galvin) but after she finds out Mo Hannah has feelings for her, they both decide to stop seeing each other. Kate then starts a relationship with Mo and she moves in with Blue. Kate finds it difficult to accept that Blue wants to start transitioning to male, believing that he may want to change his decision down the track. She later accepts his decision. Mo's wife Margaret Hannah returns to Ferndale much to Mo's dislike. Kate then reminds Mo that Margaret is the biological mother to his children. As Mo and Margaret are about to sign their divorce papers, they have sex. Kate finds out and leaves Mo. She then moves in with Chris and they start a relationship, only to later break up with him and marry Mo. Her overprotective and overbearing ways with Blue also left him leaving in 2018 as he lives with his new girlfriend, a fellow art student in a studio apartment that Kate deemed unlivable. He also discovered that Zoe Carlson, her younger sister returned to Ferndale.