Simple past tense and past participle of unreel.(verb)
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Use "unreeled" in a sentence
"Behind unlifted lids, a film unexpurgated from the memory of the past nine months unreeled itself."
"The three strolled back to the Camaro, the volume was cranked impossibly so that the beat seemed to rock the Buick; the Camaro unreeled a dual strip of smoking rubber, sped off into the traffic where they were audible squeals and, doubtless , inaudible curses."
"We sat in the dark as a near perfect movie unreeled on the screen."