Cast
John Sparkes
Bitzer (voice) • 100 episodes
Rich Webber
Shirley (voice) • 100 episodes
Jo Allen
Timmy's Mother (voice) • 100 episodes
Kate Harbour
• 41 episodes
Justin Fletcher
• 111 episodes
Crew
Creator
Richard Starzak
Creator
Directing
Christopher Sadler
Director
Lee Wilton
Director • 1 episodes
Andrew Symanowski
Director
Jay Grace
Director
Rich Webber
Director • 1 episodes
Production
Richard Beek
Production Manager • 40 episodes
Nick Park
Producer • 100 episodes
Danny Gallagher
Producer
Visual Effects
Malcolm Lamont
Animation • 20 episodes