No Room to Run (1977)

Concert promoter Nick Loomis is sent to Sydney by his ex father-in-law and boss Garth Kingswood, and asked to deliver a briefcase to a foreigner. When the man is killed in the airport, Loomis ends up entangled in corporate spying and is forced to fight for his life with the help of Terry McKenna, a woman from Austin working for the Sydney Opera House.