一种基因突变的青蛙成为了威胁人类生存的致命怪物，它们以人类女性为目标抓获后为其繁殖后代，由于其种群的不断扩大，人们决定和这群变异怪物进行一场你死我活的战斗。
Doug McClure
Jim Hill
Ann Turkel
Dr. Susan Drake
Vic Morrow
Hank Slattery
Cindy Weintraub
Carol Hill
Anthony Pena
Johnny Eagle
Denise Galik
Linda Beale
Lynn Theel
Peggy Larson
Meegan King
Jerry Potter
Breck Costin
Tommy Hill
Hoke Howell
Deke Jensen
Don Maxwell
Dickie Moore
David Strassman
Billy
Greg Travis
Mike Michaels, Radio Announcer
Linda Shayne
Sandy, Miss Salmon
