In Celebration is a 1975 British drama film directed by Lindsay Anderson and starring Brian Cox, Gabrielle Daye, Bill Owen, James Bolam, Alan Bates and Constance Chapman.

The movie was produced and released as part of the American Film Theatre, which adapted theatrical works for a subscription-driven cinema series.

Colin, who was a Communist party member for a year, is now a prosperous but unfulfilled industrial relations manager for a car manufacturer, dealing with negotiations with the unions.

[3] In order of appearance: The Monthly Film Bulletin wrote: "The film version of In Celebration reunites the original cast with the original director, and their familiarity with the material shines through ... the drama is played out much as it was on the stage, and Anderson trains his camera on the actors with a theatre director's concern for the overall balance of a scene and the careful interaction of its motley participants. ...

"[4] Vincent Canby, writing in The New York Times, praised Anderson for having "succeeded in making a very complete, full-bodied film of Mr. Storey's play without being tricky or intrusive…Mr.