Television

• 1977 A Week of It
• 1980-1985 McPhail and Gadsby
• 1991 Issues
• 1992 More Issues
• 1996-1997 Letter to Blanchy
• 2000 Warrior Princess
• 2004 Intrepid Journeys - Myanmar

Film

• 1980 Nutcase
• 1984 Second Time Lucky
• 1984 The Bounty
• 2008 Sisterhood

Writing

• 1984 Book of Beasts
• 1998 Dave and the Giant Pickle (Illustrator)
• 1989 The Dictionary of Wimps with Alan Grant and David McPhail
• 1995 Martin's Gang and the Ogre (Tui turbo)
• 1995 Griselda Marmalade Forsythe
• 1997 The Fantail and the Weka
• 1998 The song of Nelson Mandela : the freedom to be
• 2000 The Trough
• 2001 Toi Toi Valley: The Big Black Boulder
• 2001 Toi Toi Valley: The Scary Scaly Visitor
• 2004 Bumblebee Pie
• 2005 Zoo, The: Feeding
• 2005 Zoo, The: Babies
• 2000 kapai books

Theatre

• 2008 Letter to Blanchy : Stir Crazy (with David McPhail)

• McPhail and Gadsby won the "Best Television Entertainment Programme" Award in 1981, David McPhail and Gadsby were jointly voted the "Best Television Entertainer".
• Queen's Service Order, for Public Services to Broadcasting, New Years Honours List 1992.
• Best Writers, with David McPhail and A K Grant, at The TV Guide Film and Television Awards in 1996, for the series Letter to Blanchy.