Why Didn't They Ask Evans? is a British television mystery series based on the novel of the same name by Agatha Christie. The show follows the adventures of Bobby Jones and his friend Lady Frances Derwent as they try to uncover the truth behind a mysterious death. Set in the 1930s, the series showcases the elegant settings and complex characters that Christie is known for, while also providing a thrilling and suspenseful plot. With its clever twists and turns, Why Didn't They Ask Evans? is sure to keep viewers on the edge of their seats.