Step Brothers is a 2008 slapstick buddy-comedy film directed by Adam McKay, produced by Judd Apatow and Jimmy Miller, and stars Will Ferrell and John C. Reilly, who last teamed up in Talladega Nights (2006). The screenplay was written by Ferrell and McKay, from a story written by Ferrell, McKay and Reilly. The film was released theatrically on July 25, 2008, and on DVD and Blu-Ray on December 2, 2008.
Brennan Huff (Ferrell) is a sporadically unemployed thirty-nine-year-old who lives with his divorced mother, Nancy (Mary Steenburgen). Dale Doback (Reilly) is a terminally unemployed forty-year-old who lives with his widower father, Robert (Richard Jenkins). Robert and Nancy get married and move in together, forcing Brennan and Dale to live with each other as step brothers; their dislike for each other is immediate.