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6.720201h 42mComedyHorrorHD · Subtitles

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“An explosive love story.”

About Spontaneous

When students in their high school begin inexplicably exploding (literally), seniors Mara and Dylan struggle to survive in a world where each moment may be their last.

Spontaneous (2020) is a comedy/horror film running 1h 42m, directed by Brian Duffield. It is available in HD on Cineby for 5 credits. Create an account, add credits and the unlock is yours permanently. Use the player controls for subtitles, quality and fullscreen.

Watch Spontaneous online

Once unlocked, the film starts in the player at the top of this page. If the first source is slow, the player rotates to a backup automatically. Your purchase is stored in your account, so Spontaneous opens straight into playback on any return visit. Progress is saved on this device.

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Spontaneous FAQ

How much does it cost to watch Spontaneous?

Spontaneous costs 5 credits on Cineby. Credits are $1 each, and an unlock is permanent — once bought, the film stays in your account and can be rewatched without paying again.

Do I need an account to watch Spontaneous?

Yes. Create an account, add credits, then unlock the film. Signing up is free and only takes an email and password.

Can I watch Spontaneous again after unlocking it?

Yes. The purchase is attached to your account, so returning to this page later opens the player directly. You are only charged once.

Who directed Spontaneous?

Spontaneous was directed by Brian Duffield.

Can I watch Spontaneous on my phone?

Yes. Cineby is responsive and the player works in mobile browsers. Tap fullscreen on the player for a larger picture, and use the CC control for subtitles.

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Watch Spontaneous (2020) Online in HD — Full Movie | Cineby