Game warden Bob Payton tracks an ivory smuggling ring through some of the most treacherous passages of the African veldt.

Detective Scobie Malone accepts a mission to fly to London to arrest Sir James Quentin, a high-level commissioner wanted down under for murder. But when Malone arrives, he finds that the amiable Quentin is not only the key in groundbreaking peace negotiations, but also the target of an assassin himself.

In French Equatorial Africa, an idealist campaigns to save the African elephant, gaining support from a nightclub hostess and an ex-soldier. His cause attracts a mix of characters, including a U.S. commentator, a government aide opposed to him, and an ivory hunter with conflicting interests.

In the 1870s, two rival businessmen, Zack Thomas and Joe Jarrett, on a stagecoach heading to Galveston, Texas, must pull together to protect $100,000 from an outlaw named Matson. Once in Galveston, however, their rivalry continues, as Thomas joins up with Elya Carlson and Jarret with Maxine Richter. But Matson is still on the loose, and a scheming banker threatens both Thomas and Jarrett.

In 1841, young Ishmael signs up for service aboard the Pequod, a whaler sailing out of New Bedford. The ship is under the command of Captain Ahab, a strict disciplinarian who exhorts his men to find Moby Dick, the great white whale. Ahab lost his his leg to that creature and is desperate for revenge. As the crew soon learns, he will stop at nothing to gain satisfaction.