HRAJí
Gerard Fletcher
Self - Narrator- Peter Broadbent
Self - Head of Design & Engineering Services - Miles Barnett
Self - Rotary Wing Test Pilot - Rich Maguire
Self - Engine Fitter - Bill Wainwright
Self - Experimental Test Pilot, Boeing - Tony Manzi
Self - Welder - Glen Shaw
Self - Engine Health Monitoring Engineer - Jen Pagani
Self - Robotics Engineer - Simon Lister
Self - Director General, Submarines - Greg Fixter
Self - Stealth Engineer, QinetiQ - Nathan Read
Self - Mechanical Technician - John Hudson
Self - MD BAE Systems, Submarine Solutions - Paul Tyson
Self - Fabrication Team Leader - Bruce Russell
Self - Weapons Engineering Officer - Neeraj Sunger
Self - Manufacturing Apprentice - Leo Quinn
Self - CEO, QinetiQ - Si Jones
Self - Reversion Team Leader, Chinook Four - Derek Parker
Self - Production Services Team Leader - Owen Draper
Self - Castings Specialist - Mike Wallis
Self - Fan Blade Technical Manager - Liz Jones
Self - Ged's Wife - Cath Taylor
Self - Module Supply Coordinator - Jamie Boulton
Self - Mechanical Technician - Andy Geer
Self - Chief Engineer, Trent 1000 - Rob Thornley
Self - Robotics Engineer - Derek Daly
Self - Mac Macdonald
Self - Principal Systems & Integration Engineer - Gaz Fountain
Self - Ady Kay
Self - Module Fitter - Mike Riley
Self - Engine Inspector
Mlčení Jehňátek 
Policie Modrava 
Bláznivá střela 
