René Laloux	...	(Director)
Stefan Wul, Roland Topor	...	(Writer)
Jennifer Drake	...	Tiwa (voice)
Eric Baugin	...	Young Terr (voice)
Jean Topart	...	Master Sinh (voice)
Jean Valmont	...	Adult Terr - Narrator (voice)
Sylvie Lenoir	...	Additional Voices (voice)
Michèle Chahan	...	Additional Voices (voice)
Yves Barsacq	...	Om (voice)
Hubert de Lapparent	...	Additional Voices (voice)
Gérard Hernandez	...	Master Taj (voice)
Claude Joseph	...	Additional Voices (voice)
Philippe Ogouz	...	Additional Voices (voice)
Jacques Ruisseau	...	Additional Voices (voice)
Max Amyl	...	Additional Voices (voice)
Denis Boileau	...	Additional Voices (voice)
Madeleine Clervanne	...	Additional Voices (voice) (as Madeleine Clervannes)
Mark Gruner	...	(English-language version)
Barry Bostwick	...
Lubomir Rejthar	...	Cinematographer
Boris Baromykin	...	Cinematographer
Hélène Arnal	...	Editor
Dick Elliott	...	Editor
Rich Harrison	...	Editor
Marta Látalová	...	Editor
Alain Goraguer	...	Composer
Roland Topor	...	Production Designer
Josef Kabrt	...	Art Director

Summary: Slaves and masters dominate the narrative of the faraway world of Ygam. Set around the lifespan of Terr, a minute human shaped Om slave, and pet, of the giant blue alien Draags. Escaping into the wilderness and with a device used for intellectual advancement of the Draags, Terr finds refuge and support from fellow Oms and using the learning tool, he finds that knowledge is power and then sets to use the new found knowledge to revolt against the Draag masters...