Jason Manford (Caractacus Potts), Charlotte Wakefield (Truly Scrumptious), Jos Vantyler (Childcatcher), Tyana Millington (Jemima Potts), Finn Richards (Jeremy Potts), Phil Jupitus (Baron Bomburst), Claire Sweeney (Baroness Bomburst), Andy Hockley (Grandpa Potts), Scott Paige (Goran), Sam Harrison (Boris)