* Peter Firth as Wilbur Wright
* Lili Taylor as Orville Wright
* Tim Barlow as Charles Taylor
* Chris Ellis as Milton Wright
* David Dukes as Charles Vaniman
Supporting Cast:
* Donal Logue as Robert
* David Morse as Milton Wright Sr.
* Mary Stuart Masterson as Katharine Wright
* Graham Beckel as Richard Pearse
* John Carroll Lynch as James M. Cox
* David Paymer as Lyman J. Seely
* Gary Sinise as Martin Benedict
* John Goodman as Tom Tate