Laura Dern has told Liam Hemsworth “all [her] secrets”. The 57-year-old actress stars with the Australian hunk in new movie ‘Lonely Planet’ – which was filmed in the Atlas Mountains of Morocco – and though they’d never met before they started shooting, they developed an instant connection. She told Britain’s HELLO! Magazine: “[The location] felt so foreign, untamed and new to me – another reason I felt so grateful to have this connection with Liam. “I held on to him for dear life. But we had so much fun exploring… “I am a great admirer of his work, but going into this, we’d never met. We had t…