Does alcohol withdrawl ever cause hallucinations?

Yes: A hallucination is an experience in which a person sees (or hears, feels, or tastes) something that seems real, but is not really there. The person is awake during the hallucination. Causes include drug abuse or withdrawal, chemical imbalances (liver or kidney failure), medicine effects, psychiatric illnesses (schizophrenia, ptsd), brain tumors, delirium, dementia, sleep disorders, etc.

Yes: Hallucinations of two types are seen in alcohol withdrawal. Alcoholic hallucinosis involves initially seeing lights as brighter or funny colors, roaring or music in ears, progresses to actually being like "awake dreams, " - this occurs in the first 2 days of withdrawal delirium tremens (dts) occurs a couple days later, with awful hallucinations, frequently bugs, rats, frightening with confusion.