• 1.01 - Something Wicca This Way Comes
After Phoebe casts the spell to recieve their powers we see Jeremy standing outside under a bald leaved tree however the next morning when Phoebe tells Piper about Melinda Warren the tree has both leaves and flowers.

• 1.02 - I've Got You Under My Skin
When Piper and Prue go to the attic to look for information on Javna the text Piper reads wasnt from the book. Instead the show wrote the passage on a piece of paper that can be seen as Piper flips the page to the Hand of Fathima. The actual page wasnt written for the episode but is when we see it in From fear to eternity (1.13).

• 1.03 - Thank You For Not Morphing
When Prue returns home to find Andy in the house there is a crew member sitting in the sunroom.

In the credits we see the Hecate's bridemaids flying against the wine bottles for the first time (because of Prue using her power on them). If you slow the clip down you can see the wire pulling one of the bridemaids. You cant see it in any other episode. - Glenn

• 1.04 - Dead Man Dating
After her premonition Phoebe does a good job of copying the symbols from the warehouse but she puts them the wrong way round.

• 1.05 - Dream Sorcerer
Blooper free... so far.

• 1.06 - Wedding From Hell
At Hecate's vanquish we see the sisters just before they get pushed into the room by the demon bridesmaids and Prue is wearing a black bag, which dissapears when the sisters are pushed in and its not in her hands. It then reappears when she is looking for the missing poignard.

• 1.07 - The Fourth Sister
Aunt Jackie (Rebecca Balding) moonlights as Avivas aunt but then returns in season four as the editor from hell at the Bay mirror.

When we see Kali evil for the first time we also see her demon eyes, the contact lenses are the same used by the Wendigo. - Glenn

• 1.08 - The Truth Is Out There ... And It Hurts
When Prue exits the attic and the book opens magicly you can see where they attached something to do that. - Glenn

• 1.09 - The Witch Is Back
When Matthew attacks Prue by using her own power against her it is obvious that Shannen is pulling the chair - not very convincing.

• 1.10 - Wicca Envy
Blooper free... so far.

• 1.11 - Feats Of Clay
Blooper free... so far.

• 1.12 - The Wendigo
Blooper free... so far.

• 1.13 - From Fear To Eternity
When Prue gets out of the shower after almost being drowned by Barbas the water floods out on to the floor but look in the centre of the shower you can see that its being pumped into the shower.

• 1.14 - Secrets And Guys
Blooper free... so far.

• 1.15 - Is There A Woogy Man In The House?
When Kit was missing in The Fourth sister the flyers Leo posts have the manor listed as 7571 Prescott street but in this episode when ordering pizza Phoebe tells them its 1329 Prescott screet.

• 1.16 - Which Prue Is It, Anyway?
After Prue was attacked by Gabriel and the girls are reading the entry on Brianna Piper's hair is down but when Piper and Phoebe arrive in the attic moments later her hair is up.

• 1.17 - That 70's Episode
The Nicholas featured in this episode is different to the one that is revived by Abraxas in season twos 'Witch Trial'.

• 1.18 - When Bad Warlocks Go Good
Blooper free... so far.

• 1.19 - Blind Sided
When Prue was chasing after the Grimlock that had David there were trees all around and the floor was covered in dead leaves but then moments later Prue is standing in a field with no trees around her or any leaves.

• 1.20 - The Power Of Two
Blooper free... so far.

• 1.21 - Love Hurts
Whitelighters cant heal the dead... but Piper can with their powers?

• 1.22 - Deja Vu, All Over Again
At the end when Phoebe and Piper are talking in the kitchen Phoebe's hair is up in a bun however minutes later when they go outside to see Prue her hair is in two ponytails.