Here's a chance to watch MARLOWE 1969 starring James Gardner as Phillip Marlowe, has a small part by Bruce Lee. I would say this is probably how Gardner got his start to the Rockford Files.
This movie is available on google for 2.99 and other streaming media outlets for a fee, but Hard Boiled Books found a FREE streaming copy, enjoy! Just click here to watch, sorry there is no embed code.
Not the site requires a sign up, and lets you watch 3 movies for free.