Actor Ben Stiller donned his producer's hat for the premiere of new film Submarine at the Toronto Film Festival.
The film is the directorial debut of British actor Richard Ayoade, star of comedy series The IT Crowd.
Stiller said he felt lucky to be involved in the film: "We are really excited because this is the first movie for Richard and he is an incredibility talented director and writer."
Based on the novel by Joe Dunthorne, Submarine stars Craig Roberts as 15-year-old Oliver Tate, with Yasmin Paige and Golden Globe winner Sally Hawkins.
The Toronto Film Festival runs until September 19.