Starring
- Mark Hamill as Luke Skywalker
- Harrison Ford as Han Solo
- Carrie Fisher as Princess Leia Organa
- Peter Cushing as Grand Moff Tarkin
- and Alec Guinness as (Ben) Obi-Wan Kenobi
Also Starring
- Anthony Daniels as C-3PO
- Kenny Baker as R2-D2
- Peter Mayhew as Chewbacca
- David Prowse as Darth Vader
- Jack Purvis as Chief Jawa
- Eddie Byrne as Commander Willard
- and James Earl Jones as the voice of Darth Vader
Co-Starring
- Phil Brown as Uncle Owen
- Shelagh Fraser as Aunt Beru
- Alex McCrindle as General Dodonna
- Drewe Henley as Red Leader
- Denis Lawson as Wedge Antilles
- Garrick Hagon as Biggs Darklighter
- William Hootkins as Jek Porkins
- Angus MacInnes as Gold Leader
- Jeremy Sinden as Gold Two
- Graham Ashley as Gold Five
- Don Henderson as General Taggi
- Richard Le Partimentier as General Motti
- Leslie Schofield as Commander #1