Catweazle, an 11th century magician, is conjuring in his cave when his enemies suddenly burst in. He flees, casting a spell to make himself fly. However, something goes wrong because the spell transports him to the 20th century instead.

Catweazle is astonished - and frightened - by everything around him. Including the bath Carrot runs for him. Meanwhile, Sam is hot on his trail.

Carrot believes that there may be a curse on Hexwood Farm so Catweazle attempts to remove it using Rapkyn's book of spells.

Carrot believes that his father plans to marry a parish councillor, so he seeks Catweazle's help to spirit her away.

Catweazle uses his "Eye of Time" when introduced to betting.

Catweazle imagines that he has been put under a spell and is compelled to obey an American visitor when she takes his photograph.

In an attempt to return to his own time, Catweazle's dubious powers land him on top of the church spire. After being rescued by the vicar, Catweazle has an encounter with the vicarage telephone.

Whilst fleeing what he believes to be Norman soldiers in the forest, Catweazle loses his magical knife Adamcos. Carrot promises to help find it.

A failed spell and a visit from a lost pet sparks chaos for Catweazle, who believes that he has turned Carrot into a monkey.

Sam has disappeared, and Catweazle believes that he has been murdered.

Broomsticks are being stolen. Police Sergeant Bottle believes that they are being used for witchcraft and that Sam is the culprit. Carrot enlists Catweazle's help to free him.

A new domestic helper and her obnoxious son, Arthur, arrive at Hexwood Farm

It's Mr Bennett's birthday and Carrot has bought him a lantern as a present. However Catweazle is determined to have it...