E. C. Bentley

E. C. Bentley is widely recognized for pioneering the modern detective novel with "Trent's Last Case," which subverted many genre conventions of its time. He also popularized the clerihew, a four-line biographical poem, which he invented.

Yes, "Trent's Last Case" has been adapted into a film multiple times, including versions in 1920, 1929, and 1937. These adaptations brought his innovative detective story to wider audiences.

The primary books featuring his detective Philip Trent are "Trent's Last Case" and "Trent Intervenes." While "Trent's Last Case" is a standalone mystery, "Trent Intervenes" is a collection of short stories that can be read after the first novel.