Director/a
Malcolm St. Clair
DIRECTOR/A
Henry Lehrman
Reparto (por orden de créditos)
George O'Hara
Gale Galen aka Six Second Smith
Clara Horton
Judy Wilcox
Kit Guard
K.O. Kelly
Al Cooke
Nate Shapiro aka Shiro - Promoter
Mabel Van Buren
Mrs. Wilcox - Judy's Mother
M.C. Ryan
Spencer Brock
Arthur Rankin
Rags Dempster
William Courtright
Ajariah Stubbs
Leach Cross
Gale's Opponent (Episode #3)
Ad Wolgast
Prizefighter (Episode #5)
Joe Rivers
George Lavigne
Gale's Opponent (Episode #7)
Charles 'Kid' McCoy
Prizefighter (Episode #11)
Mary Beth Milford
Rosemary DuBarry (second series)
Louise Lorraine
Patricia Paddington (second series)
Alona Marlowe
ACTOR
Larry McGrath
Red Mack (Episodes #6-#7-#8) (second series)
Bob Perry
Mack's Manager (Episodes #6-#7-#8) (second series)
Frank Adams
Prizefighteruncredited
William Bakewell
Undetermined Secondary Roleuncredited
Frank Dolan
Jim Dunning
Clark Gable
George Houck
Ray Johnson
Texas Kid
June Marlowe
Gertrude Olmstead
Phil Salvadore
Eric St. Clair