Possible Clues:

• Hostage
• "Orange Is the New Black" extra
• Number Six, the inside man
• Spin senior put out is a con
• Criminal is consumed by lying, right?
• One could be criminal conspirer getting caught out
• Dr Crippen perhaps losing love for right inmate
• Convict or detainee
• Person without liberty
• One doing a stretch is inside lying flat on top of rug