Police said Knauff was last seen on Tuesday, August 5, at 1:25 a.m., walking in the One Mile/Sycamore Pool area of Chico and has not been seen since.

Based on the adaptation of Colleen Hoover's novel, "Regretting You" stars Alison Williams, Scott Eastman and Dave Franco.

The Chico Police Department and Butte County Sheriff's Office, along with other law enforcement agencies, are celebrating the 42nd annual National Night Out on ...