Classics:

• Frankenstein (1931)
• Bride of Frankenstein
• Son of Frankenstein
• Metropolis
• The Cabinet of Dr. Caligari
• The Rocky Horror Picture

More recent:

• Young Frankenstein
• Weird Science (1985)
• The Brain That Wouldn't Die
• Re-animator
• Bride of Re-animator
• The City of Lost Children
• Island of lost souls
• Horrors of Malformed Men
• Dr. Otto and the Riddle of the Gloom Beam
• The Fly
• Frankenweenie

I add to this list as I discover characters

My favorite sillies:

• Dr. Steel
• Dr. Caligosto Loboto (Psychonauts)
• Dr. Poison (Wonder Woman DC)
• Dr. Kasukabe (Dorohedoro)
• Dr. Zomboss (PVZ)
• Dr. Two Brains (Wordgirl)
• The Doctor (Superjail)
• Dr. Stankfoot (Zevo-3)
• Dr. Octavius Brine (Penguins of Madagascar)
• Dr. Otto Octavius (Spiderman 2)
• Herman Carter (Dead By Daylight)
• Cioccolata (Jojo's Bizzare Adventure)
• Herbert West (Re-Animator)
• The Medic (TF2)
• Nathan Wallace (REPO! The Genetic Opera)

Everyone else:

• Brain
• keychain brain
• Eyeball
• keychain eyeball
• Flu
• Flu vaccine
• Lyme disease
• Deluxe heart
• RNA

PLAGUES OF HISTORY BOX!!! including:

• smallpox keychain
• black death keychain
• spanish flu keyhchain
• cholera keychain (gave to friend so its not in my collection)
• typhoid fever keychain

WISHLIST:

• GIANT brain
• Booger