Thomas J. Mack

Hank Marshall is a tough, square-jawed, straitlaced Army engineer and nuclear science expert, assigned to help conduct weapons testing in 1950s ...

Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But ...

Renegade FBI agent Art Jeffries protects a nine-year-old autistic boy who has cracked the government's new "unbreakable" code.

Terry Noonan returns home to New York's Hells Kitchen after a ten year absence. He soon hooks up with childhood pal Jackie who is involved in the ...

Seen-it-all New York detective Frank Keller is unsettled - he has done twenty years on the force and could retire, and he hasn't come to terms ...