- Seth MacFarlane (Peter Griffin / Brian Griffin / Stewie Griffin / Glenn Quagmire (voice))
- Alex Borstein (Lois Griffin / Tricia Takanawa / Loretta Brown / Barbara Pewterschmidt (voice))
- Mila Kunis (Meg Griffin (voice))
- Seth Green (Chris Griffin (voice))
- Patrick Warburton (Joe Swanson (voice))
- Arif Zahir (Cleveland Brown (voice))
Family Guy — S13E11
Episode: Encyclopedia Griffin
Air Date: 2015-02-15
Runtime: 23 min
Overview
Peter, Quagmire, Joe and Cleveland form a neighborhood detective agency, and are stunned to discover that Chris is a thief. Meanwhile, Lois is worried about Chris' delusional relationship with his new girlfriend, but also sees it as an opportunity for Peter to copy Chris' romantic gestures.