directed by Jeff Morgan ; performed by Philip Rham, Joyce Springer, Lex van Delden ; narrated by Haydn Gwynne ; produced by Jeff Morgan, British Broadcasting Corporation
Hydro-Québec presents a TVA International production, in association with the Swedish Museum of Natural History and Imagica Corporation ; writers, Georges-Hébert Germain, David Homel ; producer, Martin J. Dignard ; directors, Martin J. Dignard, William Reeve