Her television writing credits have included Big Bite, Hamish & Andy, Adam Hills Tonight and Spicks and Specks.
[6] Due to the number of subsequent collaborations with McLennan, the pair have been dubbed the Kates in the media.
[7] McCartney co-created the web series Bleak with McLennan in 2010, about being a single 30-something, which won the Kit Denton Disfellowship for Courage and Excellence in Performance Writing at the 2011 AWGIE Awards, worth A$30,000.
[8] With McLennan, she created a cooking-based web series called The Katering Show which screened initially on their YouTube channel in 2014.
[11] In 2021, they created Slushy, a workplace comedy set in the Australian Antarctic research base, that was available as a podcast on Audible.