He was planning to hire another actor for the droid's voice, because he was hesitant to give the character Daniels's British accent.

[16] Although Star Wars was immensely successful, Daniels was initially hesitant to return for the first sequel, The Empire Strikes Back.

According to Daniels, the publicists for Star Wars wanted to give the impression that C-3PO was portrayed by a real robot, and not an actor in a costume.

[18] Daniels portrays C-3PO in the television series Obi-Wan Kenobi and Ahsoka, and voices the droid in the animated film The Clone Wars.

[21][24][25] Simon Pegg voices the character in a Star Wars-themed episode of the animated television series Phineas and Ferb.

While cleaning R2-D2, Lars's nephew Luke Skywalker discovers a message in the droid that Leia recorded for Obi-Wan Kenobi.

After Imperial stormtroopers destroy the Lars homestead, C-3PO and R2-D2 go along with Luke and Obi-Wan on a mission to rescue Leia, transported by the smugglers Han Solo and Chewbacca on board the Millennium Falcon.

At the beginning of Return of the Jedi (1983), Luke sends C-3PO and R2-D2 to the palace of the crime lord Jabba the Hutt, who has purchased the frozen Han from the bounty hunter Boba Fett.

Now in the service of the crime lord, C-3PO acts as a translator as Leia, Chewbacca, Lando and Luke arrive at the palace to liberate Han.

Later that night, C-3PO narrates the history of the Rebellion's fight against the Empire to the Ewok tribe, which convinces them to help the Rebels.

When Anakin and Padmé depart Tatooine, C-3PO accompanies them to the planet Geonosis to rescue Obi-Wan from the Sith Lord Count Dooku.

After Anakin falls to the dark side of the Force and becomes the Sith Lord Darth Vader, he takes C-3PO and R2-D2 with him as he massacres the Jedi.

When Obi-Wan returns to their spaceship following his duel with Vader, C-3PO pilots it to Polis Massa and witnesses Padmé give birth to the Skywalker twins, Luke and Leia.

C-3PO and R2-D2 become the property of Captain Raymus Antilles, who orders C-3PO's memory erased to protect the Skywalker children from their father and the newly created Galactic Empire.

[27] In The Rise of Skywalker (2019), the droid and his companions travel to Passana, where they search for a clue to the location of a Sith wayfinder.

[33] C-3PO and R2-D2 are members of the Senate Planetary Intelligence Network (SPIN) in The Glove of Darth Vader (1992), and are disguised as Kessel droids so they can infiltrate a gathering of Imperials.

[37] In Dark Force Rising (1992), C-3PO goes to Honoghr with Leia during the Thrawn Crisis to discover what caused the plight of the Noghri.

In Dark Apprentice (1994), the Solo twins elude Chewbacca and C-3PO during a trip to a Coruscant zoo, and arrive in the planet's sub-levels.

[41] They are unable to prevent her kidnapping and fail to stop the Death Seed plague unleashed by Seti Ashgad and Dzym.

In The Crystal Star (1994), C-3PO accompanies Luke and Han to Crseih Station to investigate the possible existence of Jedi trainees, but instead find Waru, a creature from another dimension.

In The New Rebellion (1997), C-3PO and several companions are instrumental in stopping Kueller from regaining power by disabling explosive devices he had placed in a large number of droids.

[43] During the outbreak of the First Corellian Insurrection in Ambush at Corellia (1995), C-3PO and Chewbacca retrieve Jaina, Jacen, and Anakin from the burning Corona House.

[48] In the Star Wars Tales story "Thank the Maker", Vader remembers finding the defunct droid in Watto's junk heap and guessing it was several decades old.

[53][54] In Empire's End (1997), C-3PO and R2-D2 are nearly destroyed after they spot an Imperial installing a homing beacon on the Millennium Falcon, but are saved by Han and Chewbacca.

[55] The resurrected Palpatine and his fleet discover the Alliance's existence, leading C-3PO and the others to flee to Iziz, a city on the planet of Onderon.

Palpatine eventually finds them, but is mortally wounded by Han and destroyed when Empatojayos Brand sacrifices himself to save Anakin Solo.

C-3PO is found partially destroyed and abandoned by two slave boys, Otalp and Remoh, in the Star Wars Tales story Storyteller, which takes place after the original film trilogy.

[59] On this mission, he helps Yoda rescue the Jedi Master Luminara Unduli and the Padawan Barriss Offee.