From DC Database

This page lists characters with a known (or at least strongly implied) mental illness.

Characters by Illness

Alcoholism

• Major Disaster
• Phantom Lady
• The Question
• Jenny Sparks

Depression (Atypical)

• Cyclone

Drug Addiction

• Arsenal (Heroin)
• Doctor (Heroin)
• Hourman (Miraclo)
• Johnny Quick (Speed-Juice)
• Manhunter (Nicotine)
• Mirror Master (Cocaine)
• Allan Quarterman (opiates)
• Signalman (Psycho-Pirate)

Exposure-Generated Mental Illness

I.E., mental instability caused by exposure to extraterrestrial or supernatural elements

• Human Flame (Anti-Life Equation)
• Libra (Anti-Life Equation)
• Bruno Mannheim
• Mary Marvel (Anti-Life Equation)
• Psycho-Pirate (Exposed to pre-Crisis Multiverse)

Possession-Related Mental Illness

I.E. Mental instability caused by possession by a disembodied sentient or symbiote

• Sasha Bordeaux (OMAC)
• Hal Jordan (Parallax)
• Star Sapphire
• Wizard (Johnny Sorrow)

Unspecified

• Eclipso
• Joker