‘Do Revenge’ links teen strangers on a train that runs out of steam

“Do Revenge” has all the makings of an attention-generating machine, combining a “Mean Girls” vibe with the stars of two popular teen franchises in Camila Mendes (“Riverdale”) and Maya Hawke (“Stranger Things”). It’s too bad the Netflix movie doesn’t match those qualities, offering a mishmash of homages that’s mildly diverting but can’t ace the final.