[5] He was then signed on September 26, 2018, by the Montreal Alouettes as an undrafted free agent to the team's practice roster.

[6] He was released on October 31, 2018, just prior to the last game of the regular season, but was re-signed by the Alouettes to a one-year contract on December 12, 2018.

[8] On September 4, 2019, Latour was signed by the Winnipeg Blue Bombers to a practice roster agreement following an injury to the team's incumbent long snapper, Chad Rempel.

[14] After the Toronto Argonauts' long snapper, Jake Reinhart, suffered a severe injury, Latour was claimed by the team from the Redblacks' practice roster on October 7, 2021.

[11] After the Argonauts' season ended with an East Final loss, Latour's playing rights reverted to the Redblacks on December 6, 2021.

[21] During the COVID-19 pandemic in 2020, Latour started a farming business in Orford, Quebec with his friend, Nicolas Boulay.