Our own Ben Stykuc reviews Shaolin Mantis (Orig. Tang lang), a 1978 film from the legendary Shaw Brothers studio, directed by Lau Kar-leung (The Spiritual Boxer, The 36th Chamber of Shaolin), starring David Chiang and Liu Chia Hui.
The Qing Emperor sends a Han scholar with kung fu skills to infiltrate the household of suspected anti-Qing rebels by posing as a tutor.