The success of computer-created films such as Finding Nemo and Shrek has led to another "Golden Age" of animation. But does it spell the end for pencil-drawn animation? Toy Story's John Lasseter and Wallace and Gromit creator Nick Park are among those voicing their opinions.

(The animated film The Old Lady and the Pigeons follows at 11.15pm on BBC4)
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Ten top animations: page 39