Gianni Bonagura
From The Arthur Conan Doyle Encyclopedia

Gianni Bonagura (27 october 1927 - 8 october 2017) was an Italian actor who played Dr. Watson in 1968 in a TV mini series Sherlock Holmes of 2 stories in 6 parts : 3 parts for L'ultimo dei Baskerville (HOUN), and 3 parts for La Valle della paura (VALL).
TV
- 1968 : Sherlock Holmes (as Dr. Watson)