<P> Sometime later, at the airport, Don and Kurt are preparing to leave to head back to their respective homes . Kurt heads with Don up the terminal escalators, where he reveals to Don that he switched out the tickets and they're going to spend New Years in Las Vegas . </P> <P> As Brad's mom's flight arrives, Dusty and Brad discover that Brad's new stepdad is Chesley "Sully" Sullenberger, the pilot of the "Miracle on the Hudson" flight . Brad and Dusty remember that they watched the film "Sully" together not too long ago and Brad appears to be welcoming towards him . Brad runs down the terminal and says that Sully will never replace his father, because Sully has only one great personal story, whereas his father has thousands of stories . </P> <Ul> <Li> Will Ferrell as Brad Whitaker </Li> <Li> Mark Wahlberg as Dusty Mayron </Li> <Li> Mel Gibson as Kurt Mayron </Li> <Li> John Lithgow as Don Whitaker </Li> <Li> Linda Cardellini as Sara Whitaker </Li> <Li> John Cena as Roger </Li> <Li> Scarlett Estevez as Megan Mayron </Li> <Li> Owen Vaccaro as Dylan Mayron </Li> <Li> Alessandra Ambrosio as Karen Mayron </Li> <Li> Didi Costine as Adrianna </Li> <Li> Chesley Sullenberger as himself </Li> <Li> Liam Neeson as himself </Li> <Li> Bill Burr as Jerry </Li> </Ul> <Li> Will Ferrell as Brad Whitaker </Li>

Who plays will ferrell's dad in daddy's home 2