| Sam J Jones | .... | Himself |
| Melody Anderson | .... | Herself |
| Topol | .... | Himself |
| Brian Blessed | .... | Himself |
| Peter Wyngarde | .... | Himself |
| Richard O'Brien | .... | "Fico" |
| Deep Roy | .... | "Princess Aura's Pet" |
| Peter Duncan | .... | "Young Freeman" |
| Brian May | .... | "Queen" |
| Howard Blake | .... | Orchestral Score: "Flash Gordon" |
| Robert Rodriguez | .... | Film Director |
| Chris Gore | .... | "Film Threat" Founder & Nerdlebrity |
| Rich Fulcher | .... | Actor / Comedian |
| Jason Lenzi | .... | Founder "Bif Bang Pow!" |
| Jason Mewes | .... | Actor, "Jay & Silent Bob Strike Back!" |
| Ian Beattie | .... | Actor, "Game of Thrones" |
| Mark Millar | .... | Creator: "Kick Ass", "Kingsmen" |
| Sean Gunn | .... | Actor, "Guardians of the Galaxy" |
| Ray Park | .... | Actor, "Star Wars" |
| David Yost | .... | Actor, "Mighty Morphin Power Rangers" |
| Alex Ross | .... | Comic Artist |
| Ross Marquand | .... | Actor, "The Walking Dead" |
| Stan Lee | .... | Marvel & Comic Book Genius |
| Christopher McDonald | .... | Actor, "Thelma & Louise" |
| Dino De Laurentiis | .... | Producer: "Flash Gordon" (Archive Footage) |
| George Gibbs | .... | SFX Supervisor: "Flash Gordon" |
| Michael Stevenson | .... | 2nd Assistant Director: "Flash Gordon" |
| Brian Cook | .... | 1st Assistant Director: "Flash Gordon" |
| Martha De Laurentiis | .... | Producer & Wife of Dino De Laurentiis |
| Jeordie White | .... | Twiggy Ramirez of Marilyn Manson |
| Mike Hodges | .... | Director: "Flash Gordon" (Archive Footage) |
| Trevor Butterfield | .... | "Hawkman" |
| Patrick St. Esprit | .... | Actor & Friend |
| Rick Hill | .... | Director & Friend |
| Daina House | .... | Actress & Friend |
| Matthew Jones | .... | Son of Sam J Jones |
| Jamie Jones | .... | Daughter-In-Law |
| Derek Lyons | .... | Actor |
| John Altman | .... | Actor |
| Bob Lindenmayer | .... | Movie Prop Collector |
| Rolf Skrinde | .... | Movie Prop Collector |
| Renato Casro | .... | Poster Artist: "Flash Gordon" |
| Timothy Dalton | .... | "Prince Barin" (Archive Footage) |
| Max von Sydow | .... | "The Emperor Ming" (Archive Footage) |
| Paul Oakenfold | .... | DJ & Music Producer |
| Jason Clark | .... | Producer, "Ted" |
| Teri Copley | .... | Actress & Friend |
| Ramona Jones | .... | Wife of Sam J Jones |
| Kaylin Polis | .... | Daughter of Sam J Jones |
| Jonathan Polis | .... | Son-In-Law |
| Pastor Tami Mckinney | .... | The City Church, San Diego |
| Paul Guzman | .... | Security Agent |
| Pastor Jerry Mckinney | .... | The City Church, San Diego |
| Seth MacFarlane | .... | Creator: "Family Guy", "Ted" |
| Patrick Warburton | .... | Actor, "Ted" |
| Joey Jones | .... | Son of Sam J Jones |
| Mark Wahlberg | .... | Actor, "Ted" |
| Shane Jones | .... | Son of Sam J Jones |
| Richard Donner | .... | Film Director |
| Michael Rooker | .... | Actor, "Guardians of the Galaxy" |
| Lou Ferrigno | .... | Actor, "The Incredible Hulk" |
| Josh McDermitt | .... | Actor, "The Walking Dead" |
| Chris Essex & Family | .... | Family Friends |
| Kristie Jones | .... | Daughter of Sam J Jones |
| Jon Heder | .... | Actor, "Napoleon Dynamite" |