An American-born actor and singer, he gained fame in Europe, particularly in France, during the mid-20th century. Known for his rugged demeanor and distinctive voice, he became synonymous with the character Lemmy Caution, a hard-boiled detective he portrayed in numerous films. His most notable role was in Jean-Luc Godard's "Alphaville," which showcased his unique blend of toughness and charisma. Over his career, he appeared in numerous films and maintained a strong presence in the European entertainment industry.