Syfy has announced its Comic-Con 2014 line-up, which kicks off with a sneak peak of the eagerly awaited sequel Sharknado 2: The Second One, surely to be the most talked about movie of the summer. Also arriving in San Diego with new footage are original series Dominion, Helix, Defiance and Ascension.

Things kick off Thursday, July 24 as Sharknado 2: The Second One sweeps its storm of great whites into the convention center for never-before-seen footage and a cast Q&A. Things will then continue throughout the long weekend as Syfy rolls out its original series line-up on both Friday and Saturday.

Here is the schedule:

THURSDAY, JULY 24th:

Sharknado 2: The Second One

7:15PM-8:15PM Room 6BCF

Get your chainsaws ready! A #Sharknado is about to hit the Big Apple. Join Sharknado 2: The Second One stars Ian Ziering, Tara Reid, Vivica A. Fox, Kari Wuhrer, Judah Friedlander and Director Anthony C. Ferrante as they take you into the eye of the social media and pop culture storm of the century. Get exclusive details on Syfy's global blockbuster which will ravage nearly 90 countries this July.

FRIDAY, JULY 25th

Dominion

5:30PM-6:30PM Room 6DE

When angels wage war on humans, you can bet it'll make for one hell of a Comic-Con panel. Join series' stars Christopher Egan, Tom Wisdom, Roxanne McKee, Alan Dale, Anthony Head and Executive Producer Vaun Wilmott as they initiate you into the world of Dominion, Syfy's all-new hit series. They'll also share details about what goes on behind the scenes in post-apocalyptic Vega.

SATURDAY, JULY 26th

Helix

12:00PM-1:00PM Hilton Bayfront Hotel, Indigo Ballroom

Get top line security clearance for behind-the scenes secrets from Syfy's hit show Helix. Kyra Zagorsky, Mark Ghanimé, Jordan Hayes, Neil Napier and Executive Producers Ronald D. Moore and Steven Maeda give you exclusive access to Arctic Biosystems, and divulge details about what's in store for season two when the series returns.

Defiance

1:00PM-2:00PM Hilton Bayfront Hotel, Indigo Ballroom

The explosive second season of Syfy's groundbreaking multi-platform series Defiance has kicked into gear, and nothing is as it seems. Join Grant Bowler, Julie Benz, Stephanie Leonidas, Tony Curran, Jaime Murray, Jesse Rath and Executive Producer Kevin Murphy as they discuss the big changes-and huge chances-their characters have taken in this dark and daring chapter of the show.

Ascension

3:15PM-4:15PM Room 6DE

In 1963, the U.S. government launched a covert space mission sending hundreds of people on a century-long voyage to find a new home for humanity. Lucky for us, three of those people were Tricia Helfer, Brian Van Holt and Andrea Roth. Join them, the rest of the cast and Executive Producer Philip Levens as they give you an exclusive look deep into space-and the mysteries that unfold there-in Syfy's hotly anticipated event series, Ascension.