- Country: Canada, USA
- Genres: Comedy, Drama, Thriller
- Release: 2012-07-13
- Director: Martin Donovan
- Writers: Martin Donovan
- Language: English
- Stars: Martin Donovan , David Morse (I) , Olivia Williams (I) , Melissa Auf der Maur , Mary B. Ward , David Rasche , Katherine Helmond , Eileen Ryan , Julian Richings , Mark-Cameron Fraser
- Runtime: 87 min
- Awards: 2 wins & 2 nominations
- AKA: Collaborator , Longfellow (United States of America) , Collaborator (United Kingdom) , Collaborator (France, French Republic) , Collaborator (United States of America) , Saučesnik (Serbia) , Collaborator (Canada) , Сотрудник (Russian Federation)
- Plot:
A playwright whose marriage and career are in a free fall has an explosive run-in with his former neighbor, a right-wing ex-con.
- IMDB:tt1555058
Collaborator Cast · · · ALL
Martin Donovan
Director
Martin Donovan
Robert Longfellow
David Morse
(I)
Gus
Olivia Williams
(I)
Emma Stiles
Julian Richings
Maurice LeFont
Katherine Helmond
Irene Longfellow
Melissa Auf der Maur
Alice Longfellow
Eileen Ryan
Betty