As we previously reported, the 47-year-old former USC star was arrested on August 19th in Irvine, CA after cops say they found him naked in a random person's backyard ... after ditching a bag of drugs.
Cops say they later found the bag which contained meth, marijuana, syringes, a pipe ... and Todd's wallet with his I.D.
Now, the Orange County D.A. says the office is moving forward with 5 misdemeanor charges against Marinovich including meth possession, weed possession, public nudity and 2 trespassing charges.
If convicted on all counts, officials say he faces a maximum of 3 years in jail.