sidneyThe wonderful Sidney Poitier made his fim debut auspiciously in the 1950 Joe Mankiewicz drama, No Way Out. At 23 years old, Mr. Poitier showed acting brillliance beyond his years. ThisSidney is a city in and the county seat of Richland County, Montana, United States, [4] less than 10 mi (16 km) west of the North Dakota border. The population was 6,346 at the 2020 census.