Roberta, Peter, and Phyllis find their life altered when their father is falsely accused of spying and imprisoned. Moving to the "Three Chimneys" as a result, the children make the acquaintance of an Old Gentleman, a regular passenger on the 9:15 train, and enlist his help in clearing their father's name. Written by acclaimed children's author E. Nesbit, The Railway Children has been adapted several times for stage and film.