Doctor Denzil

Ziggy Badans

Boj (voice)

Jason Donovan

Pops (voice)

Josie Taylor

Mimi (voice)

Dan Chambers

Mr. Cloppity / Mr. Bleat (voice)

Dominica Warburton

Mrs. Twitch / Mrs. Bleat (voice)

Dave Benson Phillips

Dr. Woof (voice)

Caroline Shaw

Mrs. Woof (voice)

Omar Khan

Mr. Nibblit (voice)

Sudha Bhuchar

Mrs. Nibblit (voice)

Angelo Illsley

Denzil (voice)

Poppy Hodgson

Rupa (voice)

Jack Gardner

Gavin (voice)

Sophie Goldstein

Mia (voice)