Agency (known as Mind Games on video) is a 1981 Canadian thriller drama film directed by George Kaczender. The film was written by Noel Hynd.

Based on a novel by Paul Gottlieb, it is a thriller involving creative director Philip Morgan (Lee Majors) who discovers the advertising agency he works for, run by Ted Quinn (Robert Mitchum), is using subliminal advertising to manipulate a senatorial election. It features appearances by Canadian actors Saul Rubinek as a copywriter (earning a "Best Supporting Actor" Genie nomination), Jonathan Welsh as a police detective, and familiar supporting players Michael Kirby and Gary Reineke as hitmen, and Hugh Webster as a prison inmate.

The film was shot on locations in Montreal and rural Quebec.