Edward X. Delaney
1. The Anderson Tapes (1969)
2. The First Deadly Sin (1973)
3. The Second Deadly Sin (1977)
4. The Third Deadly Sin (1981)
5. The Fourth Deadly Sin (1985)
The Sins of Lawrence Sanders (omnibus) (1984)
The First Deadly Sin/ The Second Deadly Sin/ The Third Deadly Sin (omnibus) (1993)

Peter Tangent
1. The Tangent Objective (1976)
2. The Tangent Factor (1976)

Timothy Cone
1. The Timothy Files (1987)
2. Timothy's Game (1988)

Archy McNally
1. McNally's Secret (1991)
2. McNally's Luck (1992)
3. McNally's Risk (1993) (with Vincent Lardo)
4. McNally's Caper (1994)
5. McNally's Trial (1995)
6. McNally's Puzzle (1996)
7. McNally's Gamble (1997) (with Vincent Lardo)
8. McNally's Dilemma (1999) (with Vincent Lardo)
9. McNally's Folly (2000) (with Vincent Lardo)
10. McNally's Chance (2001) (with Vincent Lardo)
11. McNally's Alibi (2002) (with Vincent Lardo)
12. McNally's Dare (2003) (with Vincent Lardo)
13. McNally's Bluff (2004) (with Vincent Lardo)
McNally's Secre / McNally's Luck / McNally's Risk (omnibus) (1997)
McNally's Caper / McNally's Trial / McNally's Puzzle (omnibus) (1998)
McNally's Files (omnibus) (2006)

The Pleasures of Helen (1971)
Love Songs (1972)
The Tomorrow File (1975)
The Marlow Chronicles (1977)
Caper (1980) (writing as Lesley Andress)
Dark Summer (1980) (writing as Mark Upton)
The Case of Lucy Bending (1982)
     aka The Case of Lucy B.
The Seduction of Peter S (1983)
The Passion of Molly T. (1984)
The Loves of Harry Dancer (1985)
     aka The Loves of Harry D.
The Dream Lover (1986)
Capital Crimes (1989)
Stolen Blessings (1990)
Sullivan's Sting (1990)
Private Pleasures (1993)
Guilty Pleasures (1998)