Contemporary Theatre, Film & Television, Volume 75, January 2007 lists among David's credits a short film called One-Eyed Jacques. He is not listed in the credits and the way the film is shot through the perspective of a lost glass eye, you don't really see faces very well. If he is in this then he is the waiter, look at the long fingers on the hands and judge for yourself. (click here)
The film was shown on Channel Four as part of a series called Shooting Gallery, a six-part showcase for short films by new talent, introduced by Mark Kermode, and linked by a common theme each week. Mark just recently interviewed David about his new film The Pirates! In an Adventure with Scientists.
The episode that One-Eyed Jacques was shown on September 26, 2002 and was called 'World Stories', the other films were Bullet in the Brain, Copyshop, Bus 44, Pourquoi...Pass Keu?, Palindrome, and Shifting Units.
The writer was Jonathan Romney and the director was Richard Clark, he directed the Doctor Who episodes Gridlock and The Lazarus Experiment.
The film, made in 2001, has a runtime of 3:18 and is subtitled. The story is about a couple dining in a swanky Parisian eatery and Jacques takes out his glass eye to clean it and drops it on the floor and it does some exploring on its own. The listed cast are Natalie Paris as Veronique, Alain Bourgouin as Jacques and James Oliver as the Voice.