There's a new drink taking the world by storm - Bubbleshock! Everyone's drinking it. When Maria's dragged along to the factory tour by her new friend, Kelsey - a girl with an opinion on everything - she's plunged into the sinister world of Bubbleshock and the mysterious Mrs Wormwood. There's something terrible behind the hype - something Sarah Jane's interested in too...
Elisabeth Sladen
as Sarah Jane Smith
Samantha Bond
as Mrs Wormwood
Yasmin Paige
as Maria Jackson
Tommy Knight
as Luke Smith
Alexander Armstrong
as Mr Smith
John Leeson
as K9
Porsha Lawrence-Mavour
as Kelsey Hooper
Jamie Davis
as Davey
Joseph Millson
as Alan Jackson
Juliet Cowan
as Chrissie Jackson