Before being cast in Raiders of the Lost Ark, Allen had auditioned to play Princess Leia.

Mel Blanc (famous voice talent) auditioned for the voice of C-3PO.

BABYLON 5's Captain Sheridan auditioned for the role of Luke Skywalker.

George Lucas considered him to play Han Solo.

According to imdb.com, Robert Englund auditioned for the part of Luke Skywalker. He didn't get the role, but he talked Mark Hamill into auditioning.

Jodie Foster was Lucas' second choice to play Princess Leia.

Auditioned for the role of C-3PO. Suggested George Lucas go with the actor who played the part on the set.

Amy Irving reportedly auditioned for the role of Princess Leia and ended up getting the role of Sue Snell in Carrie.

William Katt (The Greatest American Hero) auditioned to play Luke Skywalker.

Considered for the role of Han Solo. Not cast in the movie, but played the role in the radio adaptation.

Turned down the role of Grand Moff Tarkin. Suggested Peter Cushing play the part.

Lucas originally wanted an Asian actor to play Obi-Wan Kenobi because of George Lucas's love of Akira Kurosawa movies (watch "the Hidden Fortress" to see where most of Star Wars came from), but ultimately the studio and George felt it would be a better selling point to have a well-known white actor in the role.

Considered for the role of Han Solo.

The lead singer of the 80s pop group "Berlin" did a screen test for the role of Princess Leia.

Supposedly turned down the role of Han Solo in Star Wars.

Eve Plumb was considered to play Leia.

Reynolds was considered for the role of Han Solo.

Considered for the role of Han Solo.

P. J. Soles was considered to play Princess Leia Organa.

According to Lucas, Sylvester Stallone was considered for the role of Han Solo (along with over 1000 others).

Considered for the role of Han Solo.

Welles was considered to do Darth Vader's voice.

Billy Dee Williams had tested for the role of Han Solo in the original film.

Williams was considered to play Princess Leia.

James Woods auditioned to play Han Solo.