Porridge - Series 3: 1. A Storm in a Teacup

Fletcher is incensed when a third cellmate arrives.

Fletcher decides that Harris must be put on trial for stealing from another prisoner.

Fletch helps an inmate who's been inside for 17 years for a crime he claims he didn't do.

Godber starts working hard to get another O level before leaving prison.

Fletch has to help Godber after he gets involved in a fight.