Watch Wallace and Gromits World of Invention Season 1 Episode 3 online free

Peter Sallis
Wallace

Ashley Jensen
Self - Narrator

Jem Stansfield
Self - Science Correspondent

John Sparkes
Goronwy

Maggie Aderin-Pocock
Self - Optics Expert

William Kamkwamba
Self - Inventor

Clive Sinclair
Self - Inventor

Theo Jansen
Self - Kinetic Sculptor

Chris Melhuish
Self - Bristol Robotics

Robert Hulse
Self - Brunel Expert

Tony Sale
Self - Inventor

James Auger
Self - Designer

Cedric Lynch
Self - Inventor

Dava Newman
Self - Aerospace Engineer, MIT

Adam Hart
Self - Bee Scientist

Sheridan Parsons
Self - Teasmade Collector

Stefan Hartmaier
Self - Mesmer Foundation

Craig Lundberg
Self