Jimmy Hanley as Nicholas 'Garble' Diabolus, Budgenot, Works Foreman / Machinist

Robin Bailey as The Judge

John Glen as Prosecuting Counsel

Frank Tickle as Defending Counsel

Ewan Roberts as Victor Skyway

Harry Herbert as Ephraim Oldman

Erik Chitty as Sterling Silver

Leslie Weston as Works Manager

Bunny May as Nicholas Junior

Edward Lexy as Clootie

Jim Watts as Doug