George Newbern

Self

Anders

Dr. Jack

Grant Cutter (uncredited)

Bryan

Sam Snood the Science Dude (voice)

Woody Anderson

Superman (voice)

Walter Mills

Bark

Bark (voice)

Addison Rickford

Ed Smart

Bark (voice)

Bark (voice)

Narrator (voice)

Self

Steve Trevor (voice)

Steve Trevor (voice)

Patrick

Thomas Reynolds

Martin Taylor

Jason March

Superman / Clark Kent / Robot (voice)

Charlie

Andy Beast (voice)

Dr. Sandler

Julian

Gil

Kal-El / Clark Kent / Superman (voice)