Christopher Meloni Nick Sax Actor, Executive Producer Patton Oswalt Happy Voice Lili Mirojnick Meredith McCarthy Actor Ritchie Coster Mr. Blue Actor Medina Senghore Amanda Hansen Actor Patrick Fischler Smoothie Actor Glenn Wein Prawn Man Actor Christopher Fitzgerald Sonny Shine Guest Star Gus Halper Mikey Scaramucci Guest Star Joseph D. Reitman Very Bad Santa Guest Star Grant Morrison Executive Producer Brian Taylor Executive Producer, Director Patrick Macmanus Executive Producer Neal H. Moritz Executive Producer Pavun Shetty Executive Producer Toby Jaffe Executive Producer