Six people were arrested after police seized more than $1.6 million worth of drugs in Henry County, police said Friday.

Numerous weapons and $374,000 in cash was also seized following the 6-week investigation, Major Jason Bolton with Henry County police said.

The investigation was prompted by a Nov. 3 drug case that led to three arrests after investigators found 144 marijuana plants and confiscated two vehicles, five weapons, and more than $6,000 in cash, Bolton said.

Additional arrests are expected, Bolton said.

Those arrested Wednesday include:

- Joshua David McCullough, 36, of Stockbridge, charged with manufacturing marijuana, possession of a firearm during a crime and possession of methamphetamine

- Danielle McCullough, 33, of Stockbridge, charged with manufacturing marijuana, possession of a firearm during a crime

- Paul Howard Bunch III, 36, of Stockbridge, charged with manufacturing marijuana, trafficking marijuana, possession of a schedule IV, possession of ecstasy, possession of LSD, and possession of methamphetamine

- Kelli Brown, 37, of McDonough, charged with manufacturing marijuana, trafficking marijuana, and possession of methamphetamine

- Joseph Franklin Tillman III, 41, of McDonough, charged with manufacturing marijuana, trafficking marijuana, and possession of methamphetamine

- Anthony Brent Sholar, 39, of McDonough, charged with manufacturing marijuana and a parole violation