The Overlanders (1946)

"The Overlanders" is a 1946 Western movie directed by Harry Watt and starring by Chips Rafferty, John Nugent Hayward. It's the start of WWII in Northern Australia. The Japanese are getting close. People are evacuating and burning everything in a "scorched earth" policy. Rather than kill all their cattle, a disparate group decides to drive them overland half way across the continent, from Wyndham in Western Australia through the Northern Territory outback of Australia to pastures north of Brisbane, Queensland.