Rocks from a meteor which grow when in contact with water threaten a sleepy Southwestern desert community.
Grant Williams
as Dave Miller
Lola Albright
as Cathy Barrett
Les Tremayne
as Martin Cochrane
Trevor Bardette
as Prof. Arthur Flanders
William Flaherty
as Police Chief Dan Corey
Harry Jackson
as Dr. Steve Hendricks
Richard H. Cutting
as Dr. E.J. Reynolds
Linda Scheley
as Ginny Simpson
Dean Cromer
as Highway Patrolman
Steve Darrell
as Joe Higgins
Paul Petersen
as Bobby
William Schallert
as Weatherman
