He attended school and university in Perth and studied a plethora of subjects before settling on a career in teaching. He worked at Trinity College in Perth as a literature and drama teacher for eight years, during which time his first novel, The Darkness was published by the University of Queensland Press. The novel was awarded the 2001 Western Australian Premier's award for Young Adult Literature, and encouraged Anthony to turn his hand to further writing. In 2005, his historic fiction novel Fireshadow also won the WA premier's award for Young Adult Literature and was named an honour book in the CBCA Book Of the Year awards. In 2008, Anthony won an Aurealis award for the second book in his Darklands trilogy, Skyfall. The third and final book in the Darklands trilogy is due for publication in April 2010.
Anthony's book, Into White Silence, was published in 2008, and is the result of years of research including a trip to Antarctica. Into White Silence was an honour book in the 2009 CBCA Book of the Year awards, and was shortlisted in the Queensland Premier's Literary Awards.