MONTECITO (CBSLA) — New cell phone video captured the terrifying moments before a flash flood came roaring down a Montecito street as a man was trying to hustle his parents away from danger.

Marco Farrell was trying to get his parents out of their Montecito home, and was waving another driver away from the area when the flood began moving its way down the street.

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“Turn around! The flash flood’s right there! The flash flood’s right there! Get out of here, go!” he was heard yelling, his voice breaking in panic.

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As the other car’s headlights retreated, the flood of water, mud and debris advanced quickly after the other car, as Farrell cried out, “Oh my God, mom!”

The rest of the video ended chaotically as Farrell ran back into a house, and urged his mother to wake up his father.

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The death toll from the devastating mud slide rose to 15 Wednesday, and search efforts will intensify as the sun rises. At least 20 more people are missing, even after hundreds were rescued from homes demolished by boulders, trees and mud brought down by the hills burned by the Thomas Fire.