When a priceless necklace goes missing the Secret Seven are first off the mark to catch a thief! Why? Because they saw him making his escape! Now all they have to do is find the necklace...
The Secret Seven have a new meeting place - a treehouse! But someone else is using it too. The gang are furious, but then they learn the intruder is in big trouble, and needs their help. Can the Seven come to the rescue?
Is something mysterious happening at Tigger's Barn? Peter thinks it's a hoax. Then Jack overhears an extraordinary conversation which lead the Seven on a trail of adventure!
Peter and Janet are the only one witnesses when a car is stolen. They saw the thieves, and now all the Secret Seven are involved. Byt when they realise they are on the trail of a dangerous gang, the Seven don't fell quite so brave. This time, they might have taken on too much.
The Secret Seven have a brand-new meeting place, but somebody else has been using it at night. With the helo of a special addition to the gang, the Seven are determined to catch the cheeky intruder, whatever it takes...
When Peter and Jack go looking for their lost model aeroplane in an old abandoned house, they find a surprise. Who is living there, and why? Looks like the Secret Seven have another interesting case to solve...
A girl has mysteriously run away from home, and her parents are frantic with worry. Can the Secret Seven follow the clues and catch up with the girl - or will Susie, Jack's troublesome little sister, get in the way?
The gang witness the horror of a house going up in flames! Then there's the theft of a very valuable violin. Are the two events connected?
Jack's little sister, Susie, is so annoying! The Secret Seven are furious when they discover she's formed her own detective gang! The some money is stolen, and Susie is a suspect. But Susie wouldn't do anything bad, would she?
There are strange happenings at Torling Castle. Who is lurking in the ruined tower - and why have the resident jackdaws been disturbed?