• Actors Tom Cavanagh (L) and Grant Gustin attends the 'The Flash' Special Video Presentation and Q&A during Comic-Con International 2016 at San Diego Convention Center on July 23, 2016 in San Diego, California.

Actors Tom Cavanagh (L) and Grant Gustin attends the 'The Flash' Special Video Presentation and Q&A during Comic-Con International 2016 at San Diego Convention Center on July 23, 2016 in San Diego, California. (Photo : Photo by Matt Winkelmeyer/Getty Images)

"The Flash" Season 3 episode 2 goes on air on Oct. 11. The upcoming episode is titled "Paradox" and it will see the feature the effects from Flashpoint. Meanwhile, Tom Felton's Julian Albert will make his first appearance. Here are the detailed spoilers for the next chapter of the series. Also, find out where to watch online via live stream.

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[Spoiler alert! This article contains spoilers for "The Flash" Season 3 episode 2 "Paradox." Do not read further if you are avoiding spoilers.]

In the previous episode, Barry Allen decides to go back in time and save his mother, Nora. He creates a new timeline dubbed as Flashpoint, wherein both of Barry's parents are alive. This will lead to far-reaching consequences and impact the life of his close ones in a way greater than he expected. Cisco is now a billionaire Caitlin is a pediatric ophthalmologist. And there is a kid Flash in the city.

Moving on to "The Flash" Season 3 episode 2. According to Spoiler TV's description, Barry will finally realise the effects of his decision to alter the past. He will find out that the effects are much greater than he thought.

The latest promo video for "Paradox" tease what to expect in episode 2. It shows Barry admitting that he made a mistake and screwed up everybody's life by creating a new timeline. Scroll down to watch the promos online via live stream. The upcoming segment is expected to shed light on the mysterious message of "Alchemy."

In addition, "The Flash" Season 3 episode 2 will see Barry Allen's first interaction with his new colleague Julian Albert, who is clearly not fond of Barry. The promo gives a first glance at the "Harry Potter" alums' character.

"The Flash" Season 3 episode 2 airs Oct. 11, Tuesday at 8:00 pm on CW. Fans can also watch "Paradox" on cwtv.com. Stay tuned for more spoilers and updates.