Sherlock Script  Suggérée par Sneggleblech 
Handwritten Sherlock Holmes  Suggérée par c.pancho 

I'm 99% sure it's not a font. Look at the two lowercase o's and e's - they're different.

I see. Do you have any font suggestion that is close to this? Thanks!

Saissant

Vermandois

Great! Thank you so much!

too familiar

Handwritten Sherlock Holmes font based on the SH09 end credits. I made this for fun and practice, and thought I’d share. Feel free to use it in your fanworks.

The source is not mine.
All crédtidos are: http://tabbystardust.tumblr.com/

I'm just trying to help!