Who penned the 1934 murder mystery novel “Why Didn’t They Ask Evans?”?

“Why Didn’t They Ask Evans?” is a murder mystery novel by Agatha Christie, first published in the UK in Sept. 1934. Nearing the book’s 90th anniversary, actor Hugh Laurie wrote, produced, and directed a three-part mini-series based on the novel. The streaming version also stars Emma Thompson, Jim Broadbent, and Laurie and streams on BritBox. Watch the trailer.