It's spelled "Castlevania" actually, and yes that game is based,if not connected to Bram Stoker's Dracula , for example, in Bram Stoker's Dracula there was a character named Quincey Morris who was the love intrest of Lucy, however in the game Castlevania Bloodlines on of the two playable characters was named John Morris, his bio mentions that he is the son of Quincey Morris.