A FRUSTRATED JANE HAS TROUBLE MAKING HENRY OR THE POLICE BELIEVE HER HALLOWEEN NIGHT FRIGHT, WHILE GAVIN STALKS HIS NEMESIS, RESOLVING TO RECLAIM WHAT IS RIGHTFULLY HIS, ON ABC'S "666 PARK AVENUE"

"Diabolic" - The aftermath of the Dorans' Halloween party leaves everyone with an emotional and psychological hangover. Jane, traumatized by the terror she experienced, is even more devastated by the lack of support not only from the detectives investigating the case, but from Henry, leading to repercussions in their relationship. Meanwhile, Dr. Evans, who suffers from a gambling addiction, becomes beholden to Gavin in order to pay off a large debt. Finally, Gavin tracks down the person responsible for endangering Olivia and stealing his property, and is determined to end the trouble or risk losing The Drake and everything he owns. And in one horrifying moment, Jane pieces together how is she is connected to the history of the building, on "666 Park Avenue," SUNDAY, NOVEMBER 4 (10:01-11:00 p.m., ET), on the ABC Television Network.

"666 Park Avenue" stars Rachael Taylor as Jane Van Veen, Dave Annable as Henry Martin, Mercedes Mas�hn as Louise Leonard, Robert Buckley as Brian Leonard, Helena Mattsson as Alexis Blume, Erik Palladino as Tony DeMeo and Samantha Logan as Nona Clark, with Vanessa Williams as Olivia Doran and Terry O'Quinn as Gavin Doran.

Guest starring are Enrique Murciano as Dr. Scott Evans, Tessa Thompson as Laurel Harris, Peter Friedman as Samuel Steinberg, Misha Kuznetsov as Kandinsky, Nick Chinlund as Damon Shaw, Neimah Djourabchi as Satan, Teddy Sears as Detective Cooper, Tijuana Ricks as Detective Jarvis, Joseph Parks as Ivan Trent and Doug Wert as Gas Mask/Linden.

"Diabolic" was written by Chris Hollier and directed by Allison Liddi Brown.

"666 Park Avenue" is broadcast in 720 Progressive (720P), ABC's Selected HD Format, with 5.1 channel surround sound. This program carries a TV-14,L,V parental guideline.