Deliverance is a 1972 American drama thriller film produced and directed by John Boorman, and stars Jon Voight, Burt Reynolds, Ned Beatty and Ronny Cox, with the latter two making their feature film debuts. The film is based on the 1970 novel of the same name by American author James Dickey, who has a small role in the film as the Sheriff. The screenplay was written by Dickey and an uncredited Boorman. Wikipedia
Sherrif Bullard: Don't ever do nothin' like this again. Don't come back up here.
Bobby: You don't have to worry about that, Sheriff.