Actors

Actor

Larry Kent

Actor

Toni Morrell

Actor

Carter 'The Shark' Collins

Actor

Capt. Samuel Cuttle

Actor

Roderick Gridley

Actor

Dr. X

Actor

Nurse Zanya

Actor

Prof. Gault

Actor

Dreer (Mole-Men Leader)

Actor

George Brennan Westmore (Editor)

Actor

Saltwater Jerry [Chs.1,4-7,13-15]

Actor

Hawkins (the Butler) [Chs. 1-3]

Actor

Det. Jameson [Chs. 4-7]

Actor

Paul Thorndyke [Ch.1]

Actor

Capt. Tom Stanton, alias Capt. Tom Faxton [Ch.1]