Greg Proops (39)

Bob the Builder (voice)

Neil Morrissey (36)

Bob / Roley / Lofty (voice)

Rupert Degas (28)

Scrambler / Sandy Beach / Brickbeard (voice)

Kate Harbour (27)

Wendy / Dizzy / Pilchard / Bird (voice)

Lorelei King (36)

Wendy / Roley / Sumsy / Packer (voice)

David Menkin (21)

Scoop / Travis (voice)

Lachele Carl

Muck (voice)

Alan Marriott (27)

Scoop / Travis / Dodger (voice)

Vincent Marzello (47)

Farmer Pickles / Robert / Tumbler (voice)

Emma Tate (27)

Lofty / Dizzy / Benny / Marjorie / Ella / Saffron (voice)

Maria Darling (30)

Dizzy / Roley / Trix (voice)

Sonya Leite (43)

Lofty (voice)

Rob Rackstraw (33)

Spud / Mr. Bentley (voice)

William Dufris (41)

Bob / Farmer Pickles / Mr. Beasley / Mr. Sabatini / Skip (voice)

Marc Silk (26)

Bob the Builder / Mr. Beasley (voice)

Sophie Aldred (36)

Muck (voice)

Lizzie Waterworth (14)

Lofty (voice)

Jo Wyatt (28)

Scratch (voice)

Llewella Gideon (31)

Molly (voice) / Trix (voice) / Molly - Trix (voice) / Trix (UK) (voice) / Molly (UK) Trix (UK) (voice) / Trix (UK) (voice - uncredited) / Trix (UK) Molly (UK) (voice) / Trix (UK) Pam Goody (UK) (voice)