"Station Master" NFB movie about Finch, ON
Abandoned Ottawa New York Central
Forgotten Railways in Eastern Ontario
Last Steam at Bedell - 1950s
Logging in Algonquin Park - Fassett Lumber Co.
"The Railrodder" NFB Movie by Buster Keaton
Includes Ottawa area footage
1991, February 6 - A VIA Rail Ottawa to Toronto train comes close to a head on with a CP Rail switching movement just outside Smiths Falls
For further details see: https://churcher.crcml.org/circle/Wreck%20Details/1991SmithsFalls.html
Nicola Delja's Youtube video channel has a great amount of interesting video material, much of it from the Ottawa area. Retro Rail Media
Thurso and Nation Valley Railway 1950s-early 1960s
NFB Film Cab View from Train Entering Lebreton Flats in 1949?