Bob Denver is the rare actor to bring two iconic, rather different sitcom characters to life — both of which were quite different from the thoughtful, intellectual man himself. His role as goatee-sporting Maynard G. Krebs on The Many Loves of Dobie Gillis came to define the beatnik in the minds of many. A few years later, he popped on that trademark white bucket hat and became the loveable goof Gilligan.

Of course, that was just the 1960s. He would go on to charm children of the 1970s on the Sid and Marty Krofft show Far Out Space Nuts.

Here are ten intriguing bio details about Bob Denver.