Question: At which world recognized festival did Stephen Ouimette perform on stage?

Context paragraphs:
The Top of His Head: The Top of His Head is a 1989 Canadian comedy-drama film.  Written and directed by Peter Mettler, the film stars Stephen Ouimette as Gus, a satellite dish salesman whose life is turned upside down when he meets Lucy (Christie MacFadyen), a politically radical performance artist.

Mika'il Sankofa: Mika'il Sankofa (born Michael Lofton, 10 December 1963 in Montgomery, Alabama) is a world recognized sabre fencer and coach.  He competed in the individual and team sabre events at the 1984, 1988 and 1992 Summer Olympics.

Harold Ray Watson: Harold Ray Watson (born April 17 1934) is a retired missionary and pioneer in the field of agronomy.  He is world recognized for developing a method of cultivating denuded mountain slopes, and for encouraging utilization of the method to help the poorest, small scale, tropical farmers, specifically in the Philippines.  He was awarded the Ramon Magsaysay Award in 1985.

Sport in Zimbabwe: Sport in Zimbabwe has a long tradition and has produced many world recognized sports names and personalities.  Football is the most popular sport, although rugby union, cricket and netball also have a following, traditionally among the white minority.  Field hockey is also played widely.  Although Zimbabwe played hockey field competed for Zimbabwe, there are also a large number of athletes who learned their sport in Zimbabwe, but have chosen to represent other countries.

Bridge School (California): The Bridge School is a non-profit organization in Hillsborough, California for children with severe speech and physical impairments.  It aims to allow the children to achieve full participation in their communities through Augmentative and Alternative Communication (AAC) and Assistive Technologies (AT).  The school was founded by Pegi Young, Jim Forderer and Dr. Marilyn Buzolich in 1986, it has since become a world recognized leader in AAC and AT.

Stratford Festival: The Stratford Festival is an internationally recognized annual repertory theatre festival running annually from April to October in the city of Stratford, Ontario, Canada.  Founded by local journalist-turned-producer Tom Patterson, the festival was formerly known as the Stratford Shakespearean Festival, the Shakespeare Festival and then Stratford Shakespeare Festival before changing to the current name.  Theatre-goers, actors, and playwrights flock to Stratford to take part — many of the greatest Canadian, British, and American actors play roles at the Stratford festival.  It was one of the first and is still one of the most prominent arts festivals in Canada and is recognized worldwide for its productions of Shakespearean plays.

Stephen Ouimette: Stephen Ouimette (born June 30, 1954) is a Canadian actor and director, born and raised in St. Thomas, Ontario, Canada, and a graduate of the University of Windsor.  Although mostly known for his stage work, particularly at the Stratford Festival of Canada and recently on Broadway in "La Bete", he achieved TV fame (and a Gemini Award) as the ghostly Oliver Welles in the drama "Slings and Arrows".  In 2006, he starred in the CanStage production of "I Am My Own Wife".

Jim Arvanitis: Jim Arvanitis is a Greek-American martial artist and professional trainer of Mixed Martial Arts/Hybrid Reality Combat based on the pankration model, and author of several books and videos relating to pankration.  He is world recognized as the Founder of "Neo-Pankration", a blend of the remnants of the ancient fighting legacy along with elements found in modern sources such as Western boxing, savate, Greco-Roman wrestling, Muay-thai, and combat judo.

Slings &amp; Arrows: Slings & Arrows is a Canadian TV series set at the fictional New Burbage Festival, a Shakespearean festival similar to the real-world Stratford Festival.  The program stars Paul Gross, Stephen Ouimette and Martha Burns.

Ronald MacLean Abaroa: Ronald MacLean-Abaroa (born in La Paz, Bolivia on March 11th, 1949) is a world recognized expert on anti-corruption policies, and implementation.  He teaches at John F. Kennedy School of Government at Harvard University, and at the International Anti-Corruption Academy (IACA) in Austria, and has also lectured at The Hague Academy in the Netherlands, Singapore’s Lee Kuan Yew School, Viet Nam, Japan, Central and South American, and several United Nations institutions.

Supporting paragraphs: Stephen Ouimette Stratford Festival
Answer: Stratford Festival