- Classic literature: Marsden was a fan of classic authors such as Charles Dickens, Jane Austen, and George Eliot. He admired their ability to create complex characters and tell stories that resonated with readers.
- History: Marsden was fascinated by history and often used historical events as inspiration for his own writing. He was particularly interested in the Vietnam War and the Cold War.
- Adventure stories: Marsden loved adventure stories, especially those that featured characters who overcame great challenges. He was a fan of authors such as Jules Verne, H.G. Wells, and C.S. Lewis.
- Contemporary literature: Marsden also enjoyed contemporary literature, including works by Australian authors such as Tim Winton, Richard Flanagan, and Helen Garner. He was always interested in exploring new voices and fresh perspectives.
- Non-fiction: In addition to fiction, Marsden also read a wide range of non-fiction books, including biographies, memoirs, and essays. He was particularly interested in books about social justice, politics, and environmental issues.