Cast & crew
Spaceship to the Unknown (1966)
Directed by Frederick Stephani, Ray Taylor Written by Ella O'Neill, George H. Plympton, Frederick Stephani, Basil Dickey, Alex Raymond
Cast
| Buster Crabbe | Flash |
| Jean Rogers | Arden |
| Frank Shannon | Zarkov |
| Richard Alexander | Barin |
| Priscilla Lawson | Aura |
| Jack 'Tiny' Lipson | Verden Fell (archive footage) |
| Charles Middleton | Ming |
| James Pierce | Verden Fell (archive footage) |
| Earl Askam | Verden Fell (archive footage) |
| George Cleveland | Henson |
| Richard Tucker | Verden Fell (archive footage) |
| Lon Poff | Priest |
| Al Ferguson | (uncredited) |
| Charles McMurphy | furnace |
| Theodore Lorch | Priest |
| Duke York | Rustico (scenes deleted) |
| Lynton Brent | Airplane |
| Constantine Romanoff | (uncredited) |
| Fred Kohler Jr. | Ming |
| Bull Montana | (uncredited) |
| Glenn Strange | Ming |
| Harry Wilson | (uncredited) |
Crew
| Frederick Stephani | Director |
| Ella O'Neill | Writer |
| Ray Taylor | Director |
| George H. Plympton | Writer |
| Frederick Stephani | Writer |
| Basil Dickey | Writer |
| Alex Raymond | Original Story |
| Alex Raymond | Story |