크레딧 출연 William Boyd Hopalong Cassidy Andy Clyde California Carlson Rand Brooks Lucky Jenkins Robert Emmett Keane Professor Dixon Jane Randolph Jessie Dixon Fred 'Snowflake' Toones Speed Steve Barclay Bruce Landy Harry Cording Duke Earle Hodgins Sandler Robert Bentley Barton William 'Wee Willie' Davis Blackie Forbes Murray Colonel Jed Landy Glen Gallagher Lieutenant Ben Corbett Sergeant 스텝 George Archainbaud Directing Doris Schroeder Writing Clarence E. Mulford Writing Lewis J. Rachmil Production David Chudnow Sound Mack Stengler Crew Fred W. Berger Editing Harvey T. Gillett Art George Mitchell Art Harry Lindgren Sound