"The Railway Children" is a family film released in 2000, based on the classic novel by E. Nesbit. The story follows three siblings, Roberta, Peter, and Phyllis, who move to the countryside with their mother after their father is wrongfully imprisoned. They find adventure and friendship as they explore the nearby railway and help a stranded train. The children become involved in various escapades, including befriending the local railway workers and helping to uncover the truth about their father's situation. The film emphasizes themes of loyalty, bravery, and the importance of family, making it a heartwarming tale for audiences of all ages.