Patton Oswalt is one of the many voice actors in The Secret Life of Pets 2 .
The film features the voices of Patton Oswalt ( who replaces Louis C.K . ) , Kevin Hart , Eric Stonestreet , Jenny Slate , Tiffany Haddish , Lake Bell , Nick Kroll , Dana Carvey , Ellie Kemper , Chris Renaud , Hannibal Buress , Bobby Moynihan and Harrison Ford .
The Secret Life of Pets 2