Title: Dave (film)
Content:  Dave is a 1993 American political comedy film directed by Ivan Reitman, written by Gary Ross, and starring Kevin Kline and Sigourney Weaver. Frank Langella, Kevin Dunn, Ving Rhames, Charles Grodin, and Ben Kingsley appear in supporting roles.
Title: Dave (film)
Content:  the intent to have it directed by Shuler-Donner's husband Richard Donner, but he decided against continuing with the project in 1990. Production was delayed by three years to wait for Shuler Donner to be released from her contract with Disney and for director Ivan Reitman to become available. According to Reitman, Warner Bros. wanted a box office star to portray the lead role and that one executive even suggested Arnold Schwarzenegger to play the part. Michael Keaton was briefly cast in the role but had to drop out. Both Warren Beatty and Kevin Costner were also considered for the role. In 
Title: Dave Dave
Content:  Dave Dave, born David Charles Rothenberg and later David Jordan Robinson, (June 18, 1976 – July 15, 2018) was a conceptual artist whose father was found guilty of attempting to kill him by burning in 1983, when he was six years old.
Title: Dave (film)
Content:  A musical based on the movie opened at the Arena Stage in Washington, D.C., in July 2018. The book is written by Thomas Meehan and Nell Benjamin, with music by Tom Kitt. The production is directed by Tina Landau and stars Drew Gehling as Dave and Douglas Sills as Chief of Staff Bob Alexander.
Title: Dave (TV series)
Content: Gina Hecht as Carol Burd, Dave's mom ; David Paymer as Don Burd, Dave's dad ; Benny Blanco as himself, Dave's friend and producer 
Title: Dave (musical)
Content:  Dave is a musical with music by Tom Kitt, lyrics by Nell Benjamin, and a book by Benjamin and Thomas Meehan. Based on the 1993 American political comedy film of the same name written by Gary Ross, the musical made its world premiere try-out at Arena Stage in Washington, D.C. in July 2018. The musical centers on Dave Kovic, a high school teacher (and presidential look-alike) who is hired by the Secret Service when the President falls ill.
Title: Dave Made a Maze
Content: Meera Rohit Kumbhani as Annie ; Nick Thune as Dave ; Adam Busch as Gordon ; James Urbaniak as Harry ; John Hennigan as The Minotaur ; Frank Caeti as Boom Operator ; Scott Narver as Cameraman ; Stephanie Allynne as Brynn ; Kirsten Vangsness as Jane ; Scott Krinsky as Leonard ; Tim Nordwind as Greg ; Rick Overton as Hobo ; Drew Knigga as Flemish Tourist ; Kamilla Alnes as Flemish Tourist 
Title: Dave (TV series)
Content:  Dave (stylized as DAVE) is an American comedy television series that premiered on FXX on March 4, 2020. It was co-created by rapper/comedian Lil Dicky, who plays the titular character, and Jeff Schaffer. Kevin Hart and Greg Mottola form part of the production team. Lil Dicky's real-life hype man, GaTa, co-stars as himself. On May 11, 2020, the series was renewed for second season, which premiered on June 16, 2021.
Title: Dave (Lost)
Content:  ABC was concerned about the content of the episode, arguing that the idea that the story could be all in Hurley's head was offering an explanation for the show as a whole, since a recurring theory among the fandom was that the events of the series were hallucinations. The character of Dave was meant to be a side of Hurley who felt he had no problem, and encourages Hurley to overeat, and is played by Evan Handler in a way director Jack Bender described as "mischievous, impish-like". Showrunner Carlton Cuse revealed his name comes from Hurley's father, David Reyes - who would later appear in the series played by Cheech Marin - because 
Title: Dave (film)
Content:  I imagined that Dave would be completely predictable. I was wrong. The movie is more proof that it isn't what you do, it's how you do it: Ivan Reitman's direction and Gary Ross' screenplay use intelligence and warmhearted sentiment to make Dave into wonderful lighthearted entertainment. [...] Both Kline and Weaver are good at playing characters of considerable intelligence, and that's the case here. The movie may be built on subtle variations of the Idiot Plot (in which the characters skillfully avoid tripping over obvious conclusions), but they bring such particular qualities to their characters that we almost believe them."

Question: Who was the director of Dave?
Answer: Ivan Reitman.