Luke Thallon
Quirinus Quirrell
for Quirinus Quirrell in Harry Potter (TV Universe)
Suggested by h_a_d_e_s
Source: https://press.wbd.com/us/media-release/hbo-original-harry-potter-series-casts-john-lithgow-janet-mcteer-paapa-essiedu-nick?language_content_entity=en
