This exciting , bizarre film contains tension , thriller, drama , mystery , plot twists and shocks , including decent scares with tense terror sequences especially in its final part , in a creepy denouement . Interesting screenplay by the same director revolving the mental disintegration of a woman overwhelmed by her lover's disappearance and the various astonishing surprises she finds . Filmmaker Agusti Villaronga also wrote the strange plot , embarking into the phantasmagorical, or even quasi-surrealist story . The picture is thrilling and some moment brilliant, and the actors are quite reliable. As Maria Barranco as the host of a radio call-in show , Terele Pávez as Dolores , Ruth Gabriel as Julia , Simón Andreu as Simón , Pedro Mari Sánchez as Juan Miguel Picazo as Galiana , Maite Brik as Madre and special appearance by Gustavo Salmeron in a little role as her lover and appearing in his most part by means of flashbacks . Although is sometimes slow moving , overlong and stagy , however is entertaining for continuous suspense . Intelligent edition, special use of dark sets and slick utilization of shock images make this one, an acceptable terror film . Sinister and mysterious atmosphere is finely photographed by magnificent cameraman Javier Aguirresarobe which heightens the suspense . Aguirresarobe subsequently would make a prestigious career in Hollywood such as ¨Fright night , ¨The twilight saga: eclipse¨, ¨The road¨ , ¨The others¨ and many others . Suspenseful and stirring musical score by Javier Navarrete who has composed for successful terror movies such as ¨Mirrors¨ , ¨Pan's labyrinth¨, ¨Thirteen chimes¨ ,¨The devil's backbone¨ and ¨The hole¨.
The motion picture was compellingly directed by Agusti Villaronga . Agusti was born in 1953 in Majorca, Balearic Islands, he uses to do films including genuine chills , suspense , mystery and dark atmospheres . His movies pack excellent creation of taut , thriller , emotions and rare atmospheres such as ¨Aro Tolbukhin¨ , ¨El mar¨ , ¨El Niño de la Luna¨ and especially ¨In a glass cage¨ or ¨Tras el Cristal¨ . His greatest success was ¨Black bread¨ or Pa Negre¨ winning several Goyas .