Essex OPP are looking for a man they allege stole $400 from a person's bank account after the account holder left their card in an ATM.

Police say a person was using an ATM at the Essex branch of the Bank of Montreal on Dec. 6. The person forgot their bank card in the machine and forgot to sign out.

Essex OPP say a man then used the card to withdraw $400.

Police are looking for the public's help in identifying the man who they believe took the cash.