Michelle Pettigrove is an Australian actress, well known for her role as alternate medicine nursing sister Kate Bryant in the long-running rural soap opera A Country Practice. She had appeared in the series in a guest role previously, and was brought back in 1991 to play the permanent role of new nurse Sister Bryant Pettigrove has also appeared in several other series, including Blue Heelers, Home and Away (in 3 different roles), Something in the Air, Silversun and the mini-series Brides of Christ.