Clifford the Big Red Dog

John Ritter

Clifford the Big Red Dog (voice) (130 episodes)

Grey DeLisle

Emily Elizabeth Howard (voice) (130 episodes), Miss Carrington (voice) (1 episode), Mrs. Howard (voice) (1 episode)

Kel Mitchell

T-Bone (voice) (130 episodes)

Cree Summer

Cleo (voice) (130 episodes), Mrs. Diller (voice) (1 episode)

Gary LeRoi Gray

Charley (voice) (130 episodes)

Cam Clarke

Machiavelli "Mac" Handover (voice) (130 episodes)

Kath Soucie

Jetta Handover (voice) (130 episodes)

Candi Milo

Ms. Martinez (voice) (2 episodes)

Nick Jameson

Mr. Kibble (voice) (1 episode), Sheriff Lewis (voice) (1 episode)

Terrence 'T.C.' Carson

Samuel (voice) (1 episode), Mr. Carson (voice) (1 episode)

Edie McClurg

Mrs. Bleakman (voice) (1 episode)

Tony Plana

Victor / Pedro (voice) (1 episode)

Deborah Forte

Creator (130 episodes)

Martha Atwater

Creator (130 episodes)

Deborah Forte

Executive producer (130 episodes)

Sindy McKay

Story Editor (130 episodes), Writer (3 episodes)

Norman Bridwell

Book (50 episodes)

Baz Hawkins

Writer (1 episode)

Anne-Marie Perrotta

Writer (1 episode)

Tean Schultz

Writer (1 episode)

Larry Swerdlove

Writer (1 episode)

John Over

Director (130 episodes)