Our Celebration I panel audio continues with an audience Q&A with Star Wars creature effects supervisor Nick Dudman

Listen in on the goings-on in Hall A of 1999's Celebration I in this first of a four-part audio series commemorating the fan event's tenth anniversary.

Thanks to Fabrication Supervisor Lou Elsey and rest of the Episode III Creature Department, Chewbacca and his Wookiee friends looked their furry best.

Shelved creature heads in the Creature Effects Department at Leavesden Studios.

A close up of the fully painted head piece from the Horox Ryyder costume, in the Creature Effects Department at Leavesden Studios.

Fay De Bremaeker (Creatures Trainee), works on a Ketwol and an Ishi-Tib head in the Creature Effects Department at Leavesden studios.

The face of the Episode I Yoda puppet was created with translucent silicone rubber using this sculpting mold.

Fabricator Jennifer Phelps gives air to an alien spectator between takes at Leavesden Studios.

Josh Lee holds up a partially completed animatronic head in the Leavesden Animatronics Department.

Sculptor Mark Coulier and Art Finisher Sarita Allison shade a Hammerhead alien extra from the hot Tunisian sun on the Mos Espa Marketplace set.

Kate Murray (Sculptor/Art Finisher) works on the sculpture of Jedi Master Ki-Adi-Mundi (Silas Carson) in the Creature Effects Department at Leavesden Studios.

Nick Dudman apprenticed with the legendary Star Wars Make-Up and Creature Designer Stuart Freeborn for four years - learning the secrets Stuart had gathered since the 1930's.

Star Wars: Episode I has presented Creature Effects Supervisor Nick Dudman and his team with a daunting array of challenges in the realm of creating convincing alien characters.

The alien creatures inhabiting the worlds of Episode I are brought to twitching, blinking movement through the artistry of a special group of people known as "mechies."