Sarah "Sass" Warner is a fictional character on the New Zealand soap opera Shortland Street. Born onscreen, Sass was originally played by an uncredited baby actor in 1993 before Lucy Lovegrove took over the role in 2016. Her early storylines focused on her casual relationship with Hawks Logan and marrying Mason Coutts before the relationship turns disastrous and ultimately leading to his death. Sass proved popular amongst the viewers as a "beloved" character.

Christopher Alexander Warner is a fictional character on the New Zealand soap opera Shortland Street who has been portrayed by Michael Galvin since the show's first episode, making him the longest running original character. Galvin quit the show in 1996, but returned to the show four years later when the show underwent a revamp. In total he has been with Shortland Street for 27 of its 31 years.