Dom Byrne presents the underground version of the hit BBC Two show. The pitches include Graeme and Tom Hill's Mpod and Victor Scott's commuter-friendly trolley trike.

Dom Byrne presents the underground version of the hit BBC Two show. Essex-based Frank Sinatra tribute performer Ian Gallagher hopes to wow the Dragons.

Dominic Byrne presents the underground version of the hit BBC Two show. Featuring Ray Des's Spanish guitar and Colin Harney's foot soaking Showerboat.

Dominic Byrne presents the underground version of the hit BBC Two show. Dom's favourite submissions include Johnny Newsome's golf solution and David Campbell's cat training unit.

Dominic Byrne presents the underground version of the BBC Two show. Dom introduces Michael Corbett's time-saving tap brackets and Hayrat and Zinnoor Akhmetov's exercise machine.