The Final Showdown was a wrestling event promoted by Ring of Honor. It took place on May 13, 2005 at the Montgomery County Fairgrounds in Dayton, Ohio. The show's name comes from the main event, with Bryan Danielson and Homicide having the fifth match in their "Best of Five" series, a Steel Cage match.
| Actor | Role |
|---|---|
 Bryan DanielsonHimself | Himself |
| NNelson Rodriguez ErazoHomicide | Homicide |
 Daniel Solwold Jr.Austin Aries | Austin Aries |
 Scott ColtonColt Cabana | Colt Cabana |
 Jamie NobleHimself | Himself |
 Steven HaworthNigel McGuinness | Nigel McGuinness |
 Doug DurdleDoug Williams | Doug Williams |
| CChad CollyerHimself | Himself |
 James GuffeyJimmy Rave | Jimmy Rave |
 Matthew Joseph KorklanMatt Sydal | Matt Sydal |
 Phil BrooksCM Punk | CM Punk |
 Christopher GuyHimself | Himself |
 Benjamin WhitmerBJ Whitmer | BJ Whitmer |
 Christopher ScovilleJimmy Jacobs | Jimmy Jacobs |
 Nuufolau Joel SeanoaSamoa Joe | Samoa Joe |
 Jack MillerJack Evans | Jack Evans |
 William Hunter JohnstonDelirious | Delirious |
 Mitsunobu KikuzawaEbetaroh | Ebetaroh |
| MMatt KnowlesMasked Chicago Superstar | Masked Chicago Superstar |
 Patrick MartinAlex Shelley | Alex Shelley |
 Christopher LindseyRoderick Strong | Roderick Strong |