Series was broadcast on NBC from 10:30-11:00 p.m. Eastern Time. From January 1953 to October 1955, it aired Wednesdays; from November 1955 to February 1957, it aired Mondays.
Silent Night: The Story of the Original Christmas Carol (1954) was shot in color as part of NBC's attempt to launch a color television service. It's not clear whether any other episodes were also made in color.