Generally, yes, but you might catch a charge for something else. If they're not asking for money, what they're asking for has to be illegal. Blackmail for Thef

Generally, yes, but you might catch a charge for something else. If they're not asking for money, what they're asking for has to be illegal. Blackmail for Theft: Conspiracy to commit Theft. Blackmail for Fraud: Conspiracy to commit Fraud.