When Stone and Keller drive up to San Quentin prison the car being used is a 1971 Ford Galaxie 500 license 199 CYW, but all other times the 1974 Ford Galaxie 500 license 596 LHC is being used. This appears to be reused footage used at least twice before in earlier seasons.
When the suitcase with the hidden stolen money was opened, stacks of $20.00 bills were seen, but in the Epilog when the bag hidden by the children containing the money was knocked out of the tree, all the bills were $1 bills.