Sanity Productions is a theatre production company based in Darwin, Australia led by Kate Wyvill.

Kate is a writer, actor, director and producer.

Following on from the sell-out success of  her black comedy The Wardrobe in 2010 at the Darwin Entertainment Centre , Kate's next script Marbles based around voluntary euthanasia and Alzheimer's drew capacity audiences to Brown's Mart Theatre, Darwin with the  final  curtain coming down on the 30th  November 2012 to a standing ovation. And I'm the Queen of Sheba opened in Darwin in June 2019 and broke box office records for a local playwright.

Kate Wyvill's  work has been described as:

'Its real power lies in its originality and sensitivity'   (London Theatre Guide)

‘Gut wrenchingly funny … not to be missed ’   (NT News)

‘Perceptive, witty and lyrical’   (Birmingham Mail)

 'A splendid cargo of comedy and tears. Highly recommended'    (NT News)

‘Powerful yet devastating theatre that deserves attention’ (TheMusic.com)

4 stars ‘A comic delight with meaty themes and certainly packs a punch’ (Artshub)

The company's stage work  has been funded by Arts Council England, the Australian Council for the Arts, the Northern Territory Government, Brown's Mart Productions, Darwin Festival, Darwin Entertainment Centre, Playwriting Australia and corporate sponsors