Welcome to the website of Katrina Retallick Katrina Retallick is one of Australia’s busiest performers of musical theatre and comedy. Based in Sydney, Katrina is a versatile singer, actress and musician with almost 20 years of professional experience on stage and screen. She is well known as part of the ensemble cast of Australia’s leading comedy sketch show, Comedy Inc., as well as building an ever-growing reputation as one of our foremost leading ladies on stage. Katrina is available for event entertainment with some of Sydney’s leading jazz musicians or in her highly acclaimed one-woman show, Impossible Blonde, co-written by James Millar (writer- The Hatpin, Love Bites). Full website coming soon!