Leonardo DiCaprio (1974)
starred in a little film called "Titanic" in 1997
which also featured the great character actor Jonathon Hyde (1948)
who played Culverton Smith to Jeremy Brett's Sherlock Holmes in "The Dying Detective", 1994
Jonathon Hyde also participated in the 2004 film, "Sherlock Holmes and the Case of the Silk Stocking".
So, there you have it, there you are.