Obsada:

• Ralph Byrd Dick Tracy
• Kay Hughes Gwen Andrews
• Smiley Burnette Mike McGurk
• Lee Van Atta Junior
• John Picorri Moloch
• Carleton Young after Gordon Tracy
• Fred Hamilton Steve Lockwood
• Francis X. Bushman Chief Clive Anderson
• John Dilson 12] Ellery Brewster [Chs. 1
• Richard Beach Gordon Tracy, before [Chs. 1, 12]
• Wedgwood Nowell H.T. Clayton [Chs. 8-9]
• Theodore Lorch 12] Paterno [Chs. 1
• Edwin Stanley Walter Odette / The Spider
• Harrison Greene Durston Cloggerstein
• Herbert Weber thug [Ch. 1] Tony Martino
• Buddy Roosevelt Thug Whitney Burke
• George DeNormand 5] Henchman Flynn [Chs. 2-3 / 8-9] Claude Destino [Chs. 6
• Byron Foulger 12] Kovitch [Chs. 1
• Ed 'Oscar' Platt Oscar [Ch. 5]
• Lou Fulton 14] Elmer [Ch. 5
• Ann Ainslee Betty Clayton [Ch. 8]
• Edgar Allen Bit Part
• Harry Anderson Pete, Launch thug [Ch. 3, 11]
• Roy Barcroft 7-9] Wing Air Crewman [Chs. 1-4
• Brooks Benedict The Wing Pilot
• John Bradford Joe
• John Butler 12] Mr. Noble [Chs. 7
• Burr Caruth 12] Mr. Wickland [Chs. 7
• Jack Cheatham Agent at Floral Truck [Ch. 15]
• André Cheron M. Clare Renee [Ch. 4]
• Jim Corey Orderly-Thug [Ch. 14]
• Kernan Cripps Police Sergeant -Dispatcher [Chs. 1, 3, 7]
• Leander De Cordova Stevens, Dock Superintendant [Chs. 4, 10]
• Harold DeGarro Bit Part
• Lester Dorr Milkman [Chs. 12-13] Mr. Perry
• Al Ferguson John Henderson [Ch. 8]
• Alice Fleming Orphange Matron [Ch. 1]
• Sam Flint 12] Meeting Chairman [Chs. 7
• Jack Gardner Necklace Thief [Ch. 4] / G-Man [Ch. 11]
• Roscoe Gerald Power Co. Watchman-Thug [Ch.2]
• Kit Guard Welder [Ch. 10] Farley
• Henry Guttman Bit Part
• Henry Hale Dirigible ZQR6 Radioman [Chs. 9-10]
• John Holland 12-13] Anderson's Secretary [Chs. 1-2
• William Hopper 9-10] Dirigible Pilot [Chs. 4
• William Humphrey 12] Mr. James [Chs. 7
• Jack Ingram Reporter [Ch. 4]
• I. Stanford Jolley Roadside Thug [Ch. 1] / G-Man [Chs. 3, 7, 15] / 12] Reporter [Chs. 7 / Intern [Ch. 14]
• Jane Keckley Old Mrs. Henkin [Ch. 2]
• Mary Kelley Georgetta Clarabelle [Ch. 4]
• Jack Kenny 12] Reporter [Chs. 7
• Donald Kerr Reporter [Ch. 4]
• Edward LeSaint Governor [Ch. 1]
• Walter Long Whitey, Cafe Propr. [Chs. 6-7, 13]
• Wilfred Lucas Mr. Vance [Ch. 10]
• Eva McKenzie Teacher
• John Mills Bit Part
• Bruce Mitchell Cmdr. Brandon [Chs. 3-4, 9, 11-12]
• Monte Montague Thug [Chs. 10-11] Clancy Fosse
• Milburn Morante 12] Death Valley Johnny [Chs. 7
• Louis Morrell Walter Potter
• Forbes Murray Henry Coulter, Engraver [Chs. 11-12, 14]
• Nicholas Nelson Puppeteer [Ch. 1]
• Charles Phillips Reporter
• Hal Price RR Conductor [Chs. 12-13] Joe Crane
• Lorin Raker Tony
• Bob Reeves Officer
• Loren Riebe Hanger / Diner Thug
• William Stahl Agent at Floral Truck [Ch. 15]
• Jack Stewart Motorcycle Cop [Chs. 1-2]
• Harry Strang Phone Co. [Chs. 12-13] Bill Moffett
• Henry Sylvester 9-10] Dirigible Commander [Chs. 4
• Al Taylor Henchman Costain
• John Ward 14] Doctor [Chs. 7
• Wally West Henchman J. Kraft [Chs. 2-3, 6, 8, 10-11, 13]
• Buddy Williams Bit Part