At the 1943 Argentine Film Critics Association Awards, Mac Dougall won the Silver Condor Award for Best Original Screenplay for his work Malambo (1942).
[1] He won it again the following year for his script co-written with Rodolfo González Pacheco and Eliseo Montaine for Three Men of the River (Tres hombres del río)(1943).
[2] His maternal grandfather was Hugh Mac Dougall, a Scottish man who emigrated to Argentina.
He settled in the province of Entre Ríos, where he owned several estancias.
She married José María Mascías, a Catalan immigrant born in Reus, Tarragona on April 17, 1864 and from this marriage was born Hugo Mascías Mac Dougall.