Sistema y procedimiento de interacción del espectador con una obra audiovisual pregrabada

System and procedure of interaction of the spectator with a pre-recorded audiovisual work. The system comprises: an audiovisual content that includes embedded in different moments of the same, a series of signals corresponding to various stimuli, introduced during the realization of the assembly of the content, which are issued together with the audiovisual work, audible or visible not by the viewer ; and an intelligent mobile device, telephone or tablet type, that incorporates an application created specifically for a specific audiovisual content, which recognizes the stimuli issued in conjunction with the audiovisual work, and performs pre-programmed actions based on them. The invention also includes a method of interaction of the viewer with a pre-recorded audiovisual work. (Machine-translation by Google Translate, not legally binding)