Since then he has had appearances as a guest artist in the series “Mike & molly“,”Without appointment (Private Practice)” Y “Criminal Minds“.
In 2011 the little David made his cinematographic debut with the role of Timmy in the feature film directed by Edoardo Ponti and starring Rhys darby, Sasha alexander Y Fionnula flanagan, “Coming & Going“.
That same year he was chosen to star alongside Kiefer Sutherland the television series “Touch (TV series)“, whose premiere is scheduled for March 19, 2012, with a preview on January 25, 2012 by the Fox network of American television. Mazouz interprets Jake, an autistic child, son of the character played by Sutherland, a former journalist who lost his wife in the September 11 attacks and who tries in vain to relate to him, until he discovers that the little boy has the uncanny ability to see things that others cannot, developing patterns that apparently connect events not related. The series, whose narrator is himself Mazouz, also has the performances of Danny glover YGugu Mbatha-Raw.