Oct 3, 1955. On the air until 1985, this was the longest-running children’s TV show until it was surpassed by Sesame Street. Starring Bob Keeshan as Captain Kangaroo, it was broadcast on CBS and PBS. Other characters included Mr Green Jeans, Grandfather Clock, Bunny Rabbit, Mr Moose and Dancing Bear. Keeshan was an advocate for excellence in children’s programming and even supervised which commercials would appear on the program.
Image: Promotional postcard by