Will the galactic fate of Earth be determined by a Mafia family run by a six-foot-six former Roxy chorus girl?
Can Voltarian fleet officer Jettero Heller accomplish his secret mission while living at the posh Gracious Palms whorehouse across the street from the United Nations?
Is a nature appreciation class at a New York university really the way to stop the devastation planned by the 110-planet Voltarian confederacy?
What does a bubble bath, a NATO task force off the shores of Manhattan, Rudolf Valentino, James Cagney, a Turkish belly dancer, Connecticut deputy sheriffs, the last surviving member of Hitler's general staff and a Long Island demolition derby have to do with the survival of Earth?
How does a planet get itself into such a ridiculous predicament?
Earth is in the path of conquest of the most powerful empire in the Galaxy. Combat engineer Heller has been sent to secretly arrest the pollution to make the planet inhabitable for the coming Voltarian invaders.
Narrated by the alien killer sent to secretly sabotage Heller's mission, THE ENEMY WITHIN is rollicking, high-speed adventure with the most bizarre collection of incidents and characters.

The sensational Mission Earth series continues in The Enemy Within as the Imperial agents implement their insidious invasion. Join Bridge Publications in the spectacular profits of this winning series--just in time for the Holiday season!

Review

"Lots of characters, technological marvels, and action scenes involving everyone from Turks to Mafia."—Booklist

"THE ENEMY WITHIN, the third volume in Ron Hubbard's immense MISSION EARTH novel, actually manages to outdo the first two . . . MISSION EARTH will probably never be bettered. The only man who could have topped it is no longer around: Ron Hubbard himself."—RAY FARADAY NELSON

“Marvelous satire by a master of adventure.” —ANNE MCCAFFREY

“A delicious read . . . as one would expect of an experienced pro.” —WASHINGTON POST

“Mr. Hubbard has managed in this book to bring out things that were not always talked about in those days when he put pen to paper. But now are the most important issues on this earth. . . . He could look ahead into the future and what he’s come up with is a fascinating story.” —JIM DALE**

**

“A superbly imaginative, intricately plotted invasion of Earth.” —CHICAGO TRIBUNE

“There is plenty of murder, conspiracy and sex to keep us occupied.” —BALTIMORE SUN

“A must buy.” —AMERICAN LIBRARY ASSOCIATION

Review

“...delivers all of the entertainment anybody could ask for...”  —New York Newsday

“... a wild compound of science fiction action, political satire and sexual comedy.” —Cincinnati Post

“...the adventure, colored by broad strokes of satire, is written with a vigor...” —Publishers Weekly

"... the third volume in L. Ron Hubbard's immense Mission Earth novel, actually manages to outdo the first two.  Mission Earth will probably never be bettered." —Ray Faraday Nelson

"... fast pace ... espionage and intrigue prevail." —Atlanta Journal and Constitution

"...has enough action in the plot to keep a dozen novels moving..." —The Buffalo News

"...faced-paced and thoroughy enjoyable..." —United Press International