As Brad mentioned several months ago, they're making a big-screen version of Hong Kong Phooey? It comes out in 2011. For some reason I have the theme song stuck in my head today, even though I haven't seen an episode in 30 years. Here's the opening credits. Scatman Crothers did the voice of the janitor/kung fu master.

By the way, he was a dog who changed into the superhero by going into a filing cabinet. Seriously.