The prison has been nicknamed "Monster Mansion"[a] due to the amount of murderers, rapists and terrorists imprisoned there.

[3] The prison has increased in size in recent years following major redevelopment including the construction of the new DSPD "Westgate Unit".

In March 2008, the Ministry of Justice announced that Frankland would be expanded again, with planning permission being granted for an additional 120 places at the prison.

[4] In 2011, two convicted prisoners, Nathan Mann and Michael Parr, disemboweled fellow inmate Mitchell Harrison in order to eat his liver.

The prison has been dubbed the "Monster Mansion" due to many of its inmates being murderers, high-risk sex offenders and those convicted of terrorism-related offences.