Benjamin Southam, who worked in Thetford, recorded the woman in a cubicle for 10 to 20 seconds while she changed for her son’s swimming lesson.

He initially blamed his young son for the recording at a leisure centre.

The woman noticed an iPhone with a red recording light under the partition wall.

When challenged, Southam repeatedly claimed "his baby had been holding the phone".

He later admitted to police that he had held the........

© Eastern Daily Press