Jean Gascon also acted with the in 1956 while the Nouveau Monde performed three works in French at the Festival. He returned there to direct and in 1959. In 1968 he became the company's artistic director until 1974. Stratford, under his tenure, grew and usually flourished, though his attempt to introduce contemporary European works into the season were less fruitful. However, Stratford toured very successfully including one stint in New York where Gascon's work as director on Feydeau's even melted the heart of critic John Simon who called the piece, "...joyously staged...a lambently innocent orgy of laughter..." Gascon took over the theatre wing of the in 1977 before giving up the post due to illness in 1984. He continued, during the NAC years, to direct elsewhere including at the and he served as consultant for the .
Comfortable working in the nation's two official languages, Jean Gascon was one of the first of several stars to emerge from the and to go on to achievements that have been rarely surpassed in the long history of theatre in Canada.
3435 Rue Jean Gascon is in the Saint-Laurent neighborhood. Saint-Laurent is the 14th most walkable neighborhood in with a neighborhood Walk Score of 62.