The Treasure of the Silver Lake is a 1962 Western film directed by Harald Reinl, loosely based on German author Karl May's 1891 novel of the same name. It was the first in a highly-successful series of films based on May's works by the West German studios Rialto and Constantin Film, starring American actor Lex Barker as the frontiersman Old Shatterhand and French actor Pierre Brice as the Apache warrior Winnetou.