Daniel Ings has booked a key series-regular role in Instinct, CBS' drama pilot starring and executive produced by Alan Cumming. Written by Michael Rauch based on the upcoming book by James Patterson and directed by Marc Webb, Instinct (fka Killer Instinct and Dr. Death) centers on Dylan, a former CIA operative (Cumming) who since has built a "normal" life as a gifted professor and writer but is pulled back into his old life when the NYPD needs his help to stop a serial…