A presentation of Films for the Humanities & Sciences ; Imago Film in co-production with RTSI-SF Swiss Television presents ; SF Swiss Television ; Suissimage ; producer, Villi Hermann ; screenplay by Eve Martin and Villi Hermann
producida por Video Spot y Asociados S.A. en asociación con Televisión Española ; dirección, idea original y guión, Carmen Sarmiento ; directora de producción, Cristina Zumarraga ; productor ejecutivo, José Nolla
directed by Karsten Kjaer ; produced by Freeport Media & Associates ; a production for STEPS International, in co-production with BBC, NHK, SABC, SBS, SVT, TV2, YLE, ZDF/Arte ... [and others]