Crime Novels:
Seizing of Yankee Green - 1987
Probable Cause - 1990
Hard Fall - 1992
Chain of Evidence - 1995
Parallel Lies - 2001
Espionage Novels:
Never Look Back - 1985
Blood of the Albatross - 1986
Chris Klick Mysteries: (Writing as Wendell McCall)
Dead Aim - 1988
Aim For the Heart - 1990
Concerto in Dead Flat - 1999
Ridley has written short stories and chapter contributions for the following publications:
"The Putt at the End of the World" – a "serial" novel, edited by Les Standiford
"All Over But The Dying" – in Diagnosis Terminal, edited by F. Paul Wilson