This is an 18 card set.
Ben Petersen (James Whitmore) investigates strange disappearances and with the help
of Dr Medford (Edmund Gwenn), Patricia (Joan Weldon and Bob Graham (James Arness)
they discover there are giant ants on the loose and they are building a nest under the city.
The story of each character is told on the back of each card.
A 54 card storyboard set is also available.