Mary Steenburgen's Western gown from Back to the Future Part III...

In the third installment of the Back to the Future time-travel adventure trilogy, Michael J. Fox's 'Marty McFly' ventures into the Old West to rescue his mad professor friend, 'Dr. Emmett "Doc" Brown' who is trapped in 1885 and working as a local blacksmith.

Original Western gown worn by Mary Steenburgen 

as Clara Clayton in Back to the Future Part III

This vibrant purple Western gown worn by Mary Steenburgen in the movie as Hill Valley school teacher 'Clara Clayton' was photographed on display, alongside some original props from the movie trilogy, at Universal Studios Hollywood on July 30, 2013.

Clara falls in love with 'Doc' when when he and Marty rescue her from an out-of-control horse-drawn wagon and stops her falling into a ravine.

Back to the Future Part III movie poster

The actress wears this colourful costume designed by Joanna Johnston when she's hanging from a locomotive train towards the end of the movie, when she's once again saved by Doc, this time on a futuristic hoverboard.

Clara Clayton Western train dress detail

If you like this Old West dress, be sure to also check Helena Bonham Carter's gown from Disney's The Lone Ranger movie remake.

Plus if you're a fan of the Back to the Future movies, take a look at Marty McFly's atomic cowboy costume from Part III.

Stick around in the days to come for even more classic costumes, props and models on display at the NBC Universal Experience exhibit.