Season 1

Eric Bauza

Joseph "Joey" Felt/Nuclear Boy (voice)

Eric Bauza

Captain Atomic/Atomic Puppet/AP (voice)

Lisa Norton

Pauline Bell (voice)

Kristina Nicoll

Vivian Felt (voice)

Katie Griffin

Abigail Felt (voice)

David Huband

Rex Bordeaux (voice)

Peter Oldring

Sergeant Subatomic/Mookie (voice)

Rick Miller

Professor Tite-Gripp (voice)

Rob Tinkler

Zorp, Mudman (voice)

Scott McCord

Rudolph Mintenberg (voice)

Martin Roach

Robo Ron (voice)