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Delinquent teens ingest a substance and grow to 30 ft tall, then proceed to take over a small town.

Genre(s) : [Comedy

Actors :
Tommy Kirk Mike
Johnny Crawford Horsey
Beau Bridges Fred
Ron Howard Genius (as Ronny Howard)
Joy Harmon Merrie
Robert Random Rick (as Bob Random)
Tisha Sterling Jean
Charla Doherty Nancy
Tim Rooney Pete
Kevin O'Neal Harry
Gail Gilmore Elsa
Toni Basil Red
Hank Jones Chuck
Jim Begg Fatso
Vicki London Georgette
Joe Turkel Sheriff (as Joseph Turkel)
The Beau Brummels Themselves /Singers
Ron Elliott Self (as The Beau Brummels)
Ron Meagher Self (as The Beau Brummels)
Declan Mulligan Self (as The Beau Brummels)
John Peterson Self (as The Beau Brummels)
Sal Valentino Self (as The Beau Brummels)
Freddie Cannon Singer (as Freddy Cannon)
Mike Clifford Singer
Debi Storm Cora
Rance Howard Deputy
Higgins Wolf the pet dog (uncredited)
June Kenney Basement Girl (uncredited)
Jonathan Kramer Man Dancing Brown Sweater (uncredited)
Orangey Giant Cat (uncredited)
Christopher Riordan Go-Go Dancer (uncredited)