At the Earth's Core

彼得·庫辛 as Dr. Abner Perry Caroline Munro as Princess Dia Cy Grant as Ra Keith Barron as Dowsett Anthony Verner as Gadsby Robert Gillespie as Photographer Godfrey James as Ghak Sean Lynch as Hoojah Helen Gill as Maisie Doug McClure as David Innes

Milton Subotsky Screenplay, Producer Alan Hume Director of Photography Edgar Rice Burroughs Novel Kevin Connor Director