- "Utilgivelig" (1990)
- "The Squeeze" (1993)
- "Bleachers" (1996)
- "The Last Resort" (1999)
- "Himmelen faller" (2002)
- "A Killing in Mind" (2005)
- "Kjøtt og blod" (2008)
- "Justice" (2011)
- "De uønskede" (2014)
- "A Matter of Blood" (2017)
- "Djevelens advokat" (2020)
Noveller
- "The Night of the Living Dummy" (1991)
- "Huset på Skull Mountain" (1992)
- "The Secret of Shadow Lake" (1993)
- "The Case of the Missing Corpse" (1994)
- "The Legend of the Lost Treasure" (1995)
- "The Curse of the Pharaoh's Tomb" (1996)
- "The Mystery of the Haunted Ballroom" (1997)
- "The Revenge of the Evil Clown" (1998)
- "The Horror at Camp Crystal Lake" (1999)
- "Den dagen jorden sto stille" (2000)
Andre verk
- "Robert Slosss guide til å skrive en roman" (2003)
- "Robert Slosss guide til novelleskriving" (2006)
- "Robert Slosss guide til å skape karakterer" (2010)