- Mark Hamill as Luke Skywalker: A young adult raised by his aunt and uncle on Tatooine, who dreams of something more than his current life[5][6]
- Harrison Ford as Han Solo: A smuggler and captain of the Millennium Falcon[7][8]
- Carrie Fisher as Princess Leia Organa: Princess of the planet Alderaan, member of the Imperial Senate, and a leader of the Rebel Alliance[9]
- Peter Cushing as Grand Moff Tarkin: The commander of the Death Star[10][11]
- Alec Guinness as Ben (Obi-Wan) Kenobi: An aging Jedi Master who introduces Luke to the Force[12][13]
- Anthony Daniels as See Threepio (C3PO): A humanoid protocol droid[a][14]
- Kenny Baker as Artoo Detoo (R2-D2): An astromech droid[15]
- Peter Mayhew as Chewbacca: Han's Wookiee friend and co-pilot of the Millennium Falcon [16]
- David Prowse / James Earl Jones (voice) as Lord Darth Vader: Obi-Wan's former Jedi apprentice who fell to the dark side of the Force[17][18]
Phil Brown and Shelagh Fraser appear as Luke's Uncle Owen and Aunt Beru, respectively,[19][20] and Jack Purvis portrays the Chief Jawa.[21] Rebel leaders include Alex McCrindle as General Dodonna and Eddie Byrne as General Willard. Imperial commanders include Don Henderson as General Taggi,[b] Richard LeParmentier as General Motti, and Leslie Schofield as Commander #1. Rebel pilots are played by Drewe Henley (Red Leader, mistakenly credited as Drewe Hemley),[24] Denis Lawson (Red Two/Wedge, credited as Dennis Lawson), Garrick Hagon (Red Three/Biggs), Jack Klaff (Red Four/John "D"), William Hootkins (Red Six/Porkins), Angus MacInnes (Gold Leader, credited as Angus McInnis), Jeremy Sinden (Gold Two), and Graham Ashley (Gold Five).[25] Uncredited actors include Paul Blake as the bounty hunter Greedo,[26] Alfie Curtis as the outlaw who confronts Luke in the cantina,[c][29] and Peter Geddis as the Rebel officer who is strangled by Darth Vader.[d][32]. Heavily synthesized audio recordings of John Wayne (from his earlier films) were used for the voice of Garindan, an Imperial spy.[33]
