The book combines pretty much EVERY single classic book into one universe. Let's start with the League members.
In Vol. 1-2
Alan Quartermain: King Solomon's Mines
Mina Murry: Dracula
Captain Nemo: 20,000 Leagues Under the Sea and The Mysterious Island.
Dr. Jekyll and Mr. Hyde: The Strange Case of Dr. Jekyll and Mr. Hyde
Hawley Griffin: The Invisible Man
Other characters such as their employers, Capton Bond is actually great grandfather of James Bond and their new employer is Mycroft Homles, Sherlock Holmes' brother.
Their enemies are Professor James Moriarty Sherlock Holmes' arch enemy and Fu Manchu and in Vol. 2 they are the Martians from War of the Worlds.
But many other characters make appearances or references in the books:
John Carter of the series with the same name, Gullivar Jones of the series with the same name.
William Samson Sir. father of the Wolf of Kabul is their coachmen.
Ishmal of Moby Dick is Nemo's first mate.
They meet Dr. Moreau from the Island of Dr. Moreau along with his race of human animal hybrids who actually turn out to be characters from Children's Books such as Mr. Toad.
That's the ones from Vol. 1 and 2, and it would take forever to mention every single character reference for the whole book.
The cast of The League of Gentlemen Are Behind You - 2006 includes: Gordon Isaacs as Barbara dickless
The cast of League of Gentlemen - 2009 includes: Ini Edo Mike Ezuruonye Olu Jacobs Livinus Nnochiri Queen Nwokoye
The most recent U.S. film is the League of Extraordinary Gentlemen.
The cast of A League of Ordinary Gentlemen - 2004 includes: Charles Barkley as himself Walter Ray Williams as Himself - Professional Bowler Pete Weber as Himself - Professional Bowler
The character portrayed by Connery has died several times, including Tarzan's Greatest Adventure, The Red Tent, The Man Who Would Be King, Robin and Marian, The Untouchables, and his last film The League of Extraordinary Gentlemen. Also, First Knight and Highlander.
The League of Extraordinary Gentlemen was released on 07/11/2003.
The Production Budget for The League of Extraordinary Gentlemen was $78,000,000.
The duration of The League of Extraordinary Gentlemen - film - is 1.83 hours.
The League of Extraordinary Gentlemen - film - was created on 2003-07-11.
The League of Extraordinary Gentlemen grossed $179,265,204 worldwide.
The League of Extraordinary Gentlemen - novel - was created on 2003-07-01.
The publication of the League of Extraordinary Gentlemen comic book series began in 1999. The League of Extraordinary Gentlemen is a comic series which was written by Alan Moore.
World Premiere - 2003 The League of Extraordinary Gentlemen was released on: USA: 2003
Alan Moore
The cast of The League of Gentlemen Are Behind You - 2006 includes: Gordon Isaacs as Barbara dickless
Robot Chicken - 2005 Major League of Extraordinary Gentlemen - 5.6 was released on: USA: 13 February 2011
Wilhelmina Harker nee Murray