Directed by
| Derwin Abrahams | ||
Writing Credits
| Gerald Geraghty | ... | (screenplay) |
| Harry Sinclair Drago | ... | (based upon the story by) (as Bliss Lomax) |
| Clarence E. Mulford | ... | (based upon characters created by) |
Cast (in credits order) verified as complete
| William Boyd | ... | Hopalong Cassidy | |
| Andy Clyde | ... | California Carlson | |
| Brad King | ... | Johnny Nelson | |
| Soo Yong | ... | Moy Soong | |
| Barbara Britton | ... | Jennifer Kendall | |
| Douglas Fowley | ... | Slade Salters | |
| Keith Richards | ... | Clay Elliott | |
| Richard Loo | ... | Quan | |
| Lee Tong Foo | ... | Doy Kee (as Lee Tung Foo) | |
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Gordon Hart | ... | Dr. Malcolm Birdsall |
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Earl Gunn | ... | Clanton |
| Ian MacDonald | ... | Hollister | |
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John Rawlins | ... | Williams |
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Roland Got | ... | Yeng |
| Hal Price | ... | Professor Balto Stubbs | |
| Rest of cast listed alphabetically: | |||
| Spencer Chan | ... | Storekeeper (uncredited) | |
| Art Felix | ... | Henchman (uncredited) | |
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Paul King | ... | Townsman (uncredited) |
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Johnny Luther | ... | Henchman (uncredited) |
| Moy Ming | ... | Townsman (uncredited) | |
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Charles Murphy | ... | Henchman (uncredited) |
| Bill Nestell | ... | Horse Seller (uncredited) | |
| Jack Rockwell | ... | Sheriff Mulhall (uncredited) | |
| Kam Tong | ... | Townsman (uncredited) | |
Produced by
| Lewis J. Rachmil | ... | associate producer |
| Harry Sherman | ... | producer |
Music by
| John Leipold | ||
Cinematography by
| Russell Harlan | ||
Editing by
| Fred R. Feitshans Jr. | ... | (as Fred Feitshans Jr.) |
Art Direction by
| Ralph Berger | ||
Set Decoration by
| Emile Kuri | ||
Second Unit Director or Assistant Director
| John Sherwood | ... | assistant director |
Sound Department
| Charles Althouse | ... | sound (as Chas. Althouse) |
Stunts
| Leo J. McMahon | ... | stunts (uncredited) |
Costume and Wardrobe Department
| Earl Moser | ... | wardrobe |
| Eugene Joseff | ... | costume jeweller (uncredited) |
Editorial Department
| Sherman A. Rose | ... | supervising editor |
Music Department
| Irvin Talbot | ... | musical director |
| Gerard Carbonara | ... | composer: stock music (uncredited) |
| Gregory Stone | ... | composer: stock music (uncredited) |
Additional Crew
| Adolph Zukor | ... | presenter |