Ferrell and Neeson sign on to Lego movie

Will Ferrell and Liam Neeson have both signed up to the voice cast of the forthcoming 'Lego' movie, 'The Piece of Resistance'.

The pair are among the first big names to jump on board the animated comedy, while other new additions include 'Mad Men's Alison Brie and Nick Offerman from 'Parks and Recreation'.

[Related story: Toy ad confirms General Zod as new Superman villain]

They join Morgan Freeman and Chris Pratt, another 'Parks and Recreation' alumnus, who will play a regular Lego figure who is mistaken for Master Builder, the most powerful figure in the Lego world.

Ferrell is set to play President Business, an evil tyrant who wants to glue the world together, Neeson will be his crooked henchman, Bad Cop, and Offerman will be a pirate Lego figure.

The project will be directed by Phil Lord, who helmed 'Cloudy With A Chance Of Meatballs' and the Jonah Hill and Channing Tatum action comedy '21 Jump Street'.