Liam Hall was born in Sydney, Australia. His father David worked in the military and his mother Debbie a preschool teacher. At an early age his family relocated to Canberra for his fathers work. Liam attended Marist College where he was studying to become an engineer. In his final years of high school he became more and more focused on gymnastics and acrobatics. After school Hall decided to move back to Sydney where he attended Brent Street, a performing arts school. After the graduating class performance he was approached by an acting agent who still represents him to this day. From there Liam worked on his first TV role Camp (2013).