Gary Gerlacher Books in Order

When a tortured, unidentified woman dies in his Houston emergency room, AJ Docker becomes determined to find her killers. Working with a police officer and the dog Banshee, he enters a criminal underworld that threatens his own life.

A dying patient's request sends AJ Docker, Banshee, and the patient's sister after research coveted by dangerous enemies in Washington. Meanwhile, a corporate takeover threatens his emergency department, forcing Doc to battle for both his safety and his patients.

AJ Docker and his dog Banshee seek a quieter life in a mountain town. Instead, a serial killer and illicit money reveal dangerous secrets, drawing Doc into conflict with powerful people determined to protect their control.

A bombing before a Las Vegas Formula One race leaves AJ Docker fighting to save a pregnant colleague and her baby. With Banshee and trusted allies, he searches for those responsible before the crowded event becomes a greater disaster.

After a gang murders a patient inside a Miami emergency room, AJ Docker suspects a woman and child are next. He and Banshee pursue the killers, uncovering connections to international terrorists who soon turn their attention toward him.

A physician's murder at Tempe General draws AJ Docker into a hunt for an avenger targeting the hospital. With Dirk and Banshee beside him, he searches for rumored files that could expose the hospital's past and identify the killer.

A boat explosion interrupts ER doctor AJ Docker's day on San Diego waters, leaving two Navy SEALs dead and a mysterious woman alive. When she disappears, Docker and his retired police dog enter a dangerous national-security investigation.