Catriona studied journalism before working as a researcher with Business Review Weekly and Prime Television. In 1991 she moved to FM radio as a newsreader and music program host, first in community radio and then with the ABC's youth FM radio station, Triple J, for which she presented until 1996. Former host of the Nine Network's series Wonder World!, she is best-known as a presenter for the network's highly successful travel series, Getaway (1992).