Long answer Character sketch of Griffin …

THOMAS MARVEL:- Marvel is something of a stock character. He is a poor, homeless, jobless wanderer. In other words, he is a tramp. He wears shabby, old-fashioned clothes like his 'obsolete hat'. He does not seem to like work. He does e everything in a leisurely manner. But Marvel ends up successfully. He has become the landlord of the little inn near Port Stowr and the owner of all the information about Griffin. Hr is a short and little man with a nose of cylindrical proportions and wiry hair. He is rich because he has been able to keep all the money Griffin stole because lawyers could not identify the sources accurately. He is a bachelor and conducts his house with decorum. Though ge refuses to work an an assistant to Griffin, he exploits his name and several encounters with him. He sells stories about him to make money. That is how Marvel is able to rise up from being a poor tramp to being the owner of an inn.

GRIFFIN :- Griffin, the invisible man, is the protagonist of the novel. He is a mysterious stranger who arrives at 'Coach and Horses' inn. He looks mysterious as he is wrapped up from head to foot and wears a long-sleeved, thick coat and gloves. He is a brilliant physicist and calls himself an experimental investigator. After several experiments, he has succeeded in making himself invisible, but has failed to find the reverse process. He is aggressive, violent and devilish. He dreams of establishing the Reign of Terror on mankind. In this regards, he tries to get the support of Dr. Kemp. But whem Kemp refuses to be a part of his plan, he turns against him and becomes revengeful, callous and cruel. He is determined to kill him. He smashes thr windows in Kemp's house and tells the police to 'stand away' as he is after only Kemp and wants to kill him. But he meets his tragic end at the hands of town people.