Disney is marking the day with the launch of new Star Wars merchandise, ranging from lightsaber sets to jewelry, as well as a new series.

It didn't begin a long time ago or in a galaxy far, far away, but every May 4 it feels like images, memes and promotional deals involving "Star Wars" have an inescapable gravity.

It's been almost 38 years since the first Star Wars movie was released and the ever-expanding franchise is still firmly a fan favourite. In honour of Star Wars Day, take a look at the original cast of