Career
He was from the Maori tribes of Ngati Porou and Ngati Kahungunu. Kaa featured in many films, including the lead role of "Iwi" in Ngati (1987), written by Tama Poata and directed by Barry Barclay. He also played a lead role in the film Utu (1983) directed by Geoff Murphy.
Kaa also acted as the Alternative Dispute Resolution artist for the 2003 short film, Two Cars, One Night.
Kaa featured in the music video Little Things by Wellington roots dub band Trinity Roots. In 2006, Kaa died in Wellington aged 67.