Bob Le Mond, Film Star Adviser

Bob Le Mond, credited with discovering John Travolta and managing the careers of such other performers as Mickey Rourke and Mark Harmon, died Friday at age 51, a spokeswoman for PMK public relations said. He was 51 and had cancer.

In 1971, Le Mond and Lois Zetter formed a management agency and, the spokeswoman said, Le Mond managed Travolta’s career from the television series “Welcome Back, Kotter” through the movies “Saturday Night Fever,” “Grease, “Urban Cowboy” and “Blowout.”