[4] During the development of Devil May Cry 3, Langdon found that doing the motion capture of Dante was difficult to the multiple moves the character makes.
In retrospective, Langdon finds Dante "the most difficult, frustrating and yet rewarding character" he has ever played and stated he grew attached with him.
Despite the staff's concerns for the difficulties of such portrayal, Langdon had no issues after choosing Roy Focker from the anime series The Super Dimension Fortress Macross as his character model and noting he had almost the same age as Dante during production of the game.
Langdon did not reprise his role as Ken in Street Fighter 6, claiming this was due to a Newsweek interview that painted him in a bad light.
[12] Reuben Langdon has expressed his willingness to criticize Black Lives Matter and the MeToo movement, saying that "it just creates more conflict and will never end because they will always be throwing people under the bus.
[17][18] In 2013, he co-produced a five-day event called the Citizen Hearing on Disclosure at the National Press Club in Washington, D.C.
The event brought together over 40 people, mostly ex-government and military, to testify in front of six former U.S. Congress members in a mock congressional hearing about the possibility of aliens interacting with humans.