René Laloux	...	(Director)
Stefan Wul, Roland Topor, René Laloux	...	(Writer)
Jennifer Drake	...	Tiwa
Eric Baugin	...	Terr
Jean Topart	...	Maître Sinh
Jean Valmont	...	Terr adulte - le commentateur
Sylvie Lenoir	...	(voice)
Michèle Chahan	...	(voice)
Yves Barsacq	...	(voice)
Hubert de Lapparent	...	Voice (voice)
Gérard Hernandez	...	(voice)
Claude Joseph	...	(voice)
Philippe Ogouz	...	(voice)
Jacques Ruisseau	...	(voice)
Boris Baromykin	...	Cinematographer
Lubomir Rejthar	...	Cinematographer

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 devise used for intellectual advancement of the Draags, Terr finds refuge and support from fellow Om's 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...