Innocence: Jekyll is a victim of his own desire for knowledge. The image of the victorian gentleman is portrayed through Jekyll (doctor), Utterson (lawyer). He had no control in the end. Science and knowledge
Innocent people: the girl who was trampled, Carew (MP) killed, the maid who witnessed the murder is affected. Acts of violence leads to innocent members of public being hurt/killed
Poole and Utterson's concerns for Jekyll-- they're innocent not involved directly in the crimes and secrets, yet care genuinely
The door appears to be clean, pristine, like society - behind it, it's all corrupted
Lanyon is also an innocent man, just a scientist who didn't push the boundaries like Jekyll.
The maid compared to the landlady: landlady is corrupt, she's exposed to Jekyll