Improvisational theatre, often called improvisation or improv, is the form of theatre, often comedy, in which most or all of what is performed is unplanned or unscripted, created spontaneously by the performers. In its purest form, the dialogue, action, story, and characters are created collaboratively by the players as the improvisation unfolds in present time, without use of an already prepared, written script.
The Second City is an improvisational comedy enterprise. It is the oldest improvisational theater troupe to be continuously based in Chicago, with training programs and live theatres in Toronto and Los Angeles. The Second City Theatre opened on December 16, 1959, and has become one of the most influential and prolific comedy theatres in the English-speaking world. In February 2021, ZMC, a private equity investment firm based in Manhattan, purchased the Second City.
The Improv is a comedy club franchise. It was founded as a single venue in the Hell's Kitchen neighborhood of New York City in 1963, and expanded into a chain of venues in the late 1970s.
The Upright Citizens Brigade Theatre is an American improvisational theatre company and training center founded by the Upright Citizens Brigade troupe members Matt Besser, Amy Poehler, Ian Roberts and Matt Walsh.
Charna Halpern is an American comedian who is co-founder of the ImprovOlympic, now known as iO. Upon iO's founding, in 1983, with partner Del Close, she began teaching Harold to many students in the Chicago theater community. Many prominent comedians performed at iO, from Neil Flynn to Jack McBrayer. Also appearing were up and coming comedic minds such as Craig Cackowski.
iO, or iO Chicago, is an improv theater and training center in central Chicago, with a former branch in Los Angeles, called iO West and in Raleigh, North Carolina called iO South. The theater taught and hosted performances of improvisational comedy. It was founded in 1981 by Del Close and Charna Halpern. The theater has many notable alumni, including Amy Poehler and Stephen Colbert.
The Magnet Theater is an improvisational comedy theatre and improv school in New York City.
ImprovBoston is a nonprofit improvisational theater, based in Cambridge, Massachusetts. It offers shows and classes its theater in Central Square. Classes are offered in improvisation, stand-up comedy, musical improv, and sketch writing.
Mick Napier is an American director and improvisational theater teacher. He is the founder and artistic director of the Annoyance Theatre and a director at The Second City. He has directed Stephen Colbert, Tina Fey, Rachel Dratch, Horatio Sanz, Nia Vardalos, Andy Richter, Jeff Garlin, and David Sedaris.
Rebecca Northan is a Canadian actor, improviser, theatre director, and creative artist. She is known for playing the hippie mother Diane Macleod on the CTV & The Comedy Network sitcom Alice, I Think and for her role as Jane in the independent film Adult Adoption. She is a graduate of the University of Calgary, and an alumna of the Loose Moose Theatre Company where she did her improv training with Keith Johnstone.
David Gwynne Shepherd was an American producer, director, and actor noted for his innovative work in improvisational theatre. He founded and/or co-founded the Playwrights Theatre Club, The Compass Players, the Canadian Improv Games, and the ImprovOlympic.
The Factory Theater is a Chicago theatre company founded in 1992. Originally working out of a 50-seat storefront theater in the Rogers Park neighborhood in the northern part of Chicago, the company has produced over 100 shows during its existence. The typical schedule during the first five seasons of the Factory Theater was a Thursday evening show, a Friday/Saturday mainstage show, and a Friday/Saturday late-night show. In 1997, after years of ongoing improvements and renovations to the theater in an unsuccessful attempt to satisfy building-code requirements, the company moved out of its Rogers Park storefront and into the Footsteps Theater's space on Clark Street in the Andersonville neighborhood. They were itinerant from 2000-2003 then took residence at the Prop Thtr in Chicago. As of 2015, they have moved into their new 70-seat space right back in Rogers Park on Howard Street right by the CTA Red Line.
Philly Improv Theater, or PHIT, is a Philadelphia, Pennsylvania comedy theater which formerly presented shows at The Adrienne Theatre in Center City Philadelphia. The theater currently operates a training center with programs in improv comedy, sketch comedy and stand-up comedy. PHIT's most notable alumnus is stand-up comedian Kent Haines, who was the 2008 winner of the Philly's Phunniest contest at Helium Comedy Club and has appeared on public radio show The Sound of Young America and Season 4 of Comedy Central's program Live at Gotham. In addition to Haines, other comedians from Philadelphia who appeared on stage at PHIT have gone on to perform at major comedy venues in cities like New York and Los Angeles, founded their own theatre companies, and appeared in touring productions for The Second City.
The Immediate Gratification Players (IGP) are a collegiate improvisational comedy troupe based out of Harvard College. They specialize in long form, free-form improvisation and are recognized as one of the top college troupes in the nation.
Richard Dresser is an American playwright, screenwriter, novelist and teacher whose work has been performed in New York, leading regional theaters, and all over Europe. His first dystopian fiction novel, It Happened Here, an oral history of an American family from the years 2019 to 2035, dealing with life in a totalitarian state when you still have Netflix and two-day free shipping and all you've lost is your freedom, was released in October 2020. He is co-producing a documentary about Daniel and Phillip Berrigan, antiwar priests and lifelong activists.
The Peoples Improv Theater (PIT), also known as the PIT, is a comedy theater and training center in New York City, founded by comedian Ali Farahnakian in 2002. Shows combine improvisational comedy, sketch comedy, stand-up, theater, and variety. Each show is hosted by a combination of "house teams" of comedians hired by PIT and by outside comedians.
Brian Gallivan is an American actor, writer and comedian. He gained significant attention for his Second City Network web series Sassy Gay Friend, based on a character he created in 2004 Second City mainstage revue Red Scare. The series shows events that may have transpired if famous women in literature, film and history had been advised by the titular character.
Under the Gun Theater is a theater company located in Chicago, Illinois. Founded by Angie McMahon and Kevin Mullaney, Under the Gun is a sketch and improvisational comedy theater which opened in Chicago's Lake View community in 2014. The theater was known for its interactive show Comedy Against Humanity, which ended due to legal concerns, based on the game Cards Against Humanity. In September 2017 Under the Gun Theater announced it would partner with the Chicago stand-up comedy institution Lincoln Lodge to focus on producing stand-up comedy shows.
The New York Musical Improv Festival (NYMIF) is a four-day festival held every year at the Magnet Theater in New York City.
