Trailer
Images
 | Warren Hull as Bill MacGregor |
 | Kay Linaker as Sonia Manning |
 | Wilhelm von Brincken as Professor Werner |
 | George Cleveland as John MacGregor |
 | Fern Emmett as Aunt Mary |
 | Edward Keane as Newspaper Editor |
 | Willy Castello as Eric Bowman |
 | John Sheehan as Marden |
 | Herbert Corthell as Pete |
| Vince Rush as Gruen |
| Sound | |
| Karl Zint | Sound Engineer |
Directing | |
| Howard Bretherton | Director |
Production | |
| T.R. Williams | Producer |
Sound | |
| Edward J. Kay | Music Director |
Production | |
| Fred Scheld | Associate Producer |
Directing | |
| W.B. Eason | Assistant Director |
Editing | |
| Russell F. Schoengarth | Editor |
| Robert Golden | Editor |
Writing | |
| Marion Orth | Writer |
| Charles Williams | Writer |
Camera | |
| Harry Neumann | Director of Photography |
