Actors

Actor

Special Agent Tom Colby, SAC Kendall Lisbon

Actor

Lewis Erskine

Actor

Arthur Ward

Actor

Narrator (uncredited)

Actor

Agente especial Chris Daniels

Actor

Agente especial Jim Rhodes

Actor

Barbara Erskine

Actor

SAC Chet Randolph, Kirby Greene, Agent Wright

Actor

SAC Bryan Durant, Alvin Forest

Actor

Paul Leonard, Sal Cleary, Kelsey Waller, Patrick Owens, Arlie Sessions, Alvin Van Doyle, Harry Porter, Orkin, Van Doyle, Howard Deal

Actor

Glenn Orland, SAC Anthony Harper, RA Martin Boles, Bernard Stoddard, Dale Newton, George Lith, Special Agent Henry Andover, Agent Roy McAdams, SAC Edgar Brocton

Actor

Hair and Fibers Expert, Second Special Agent, Technician (uncredited), Agent Marley, SRA Herbert Withers, Technician, Agent Al Harte, RA Dan Menaphee, SA Ed Spanger

Actor

Clenard Massey, Ray Curtis, Bob Stern, Charles Nyack, Eugene Waring, William Rockhill, Duke Bergan, Casey, Ricky Kriton

Actor

Vince Manyan, Maury Maddock, Vincent Preston Gray, William Braden, Johnny Sutton, Rudy Waldon, John Parker, Hammond

Actor

S.A.C. Jim Day, SAC Allen Bennett, Vic Roberts, SAC McLean, SAC Allen Clark, SAC James Day, R. A. Dale Cameron, Tully Carlson

Actor

Victor Quinlan, Customs Inspector, Examiner, Nicholas Allen, SRA Arnold Kaplan

Actor

Ed Clay, Raymond Lockhart, William Demner, Stan Jason, Ed Ramser, Carl Pike, Dominic

Actor

Doctor, Dave Rice, Martin Eldon, George Hale, Vincent Millard, Israel Jacobs, Arnold Bruzzi

Actor

Logan Dupree, Bryan Carlson, Tyler Cray, Jim Wade, Ronnie Brimlow, George Peters, Frank Rim

Actor

SAC Gary Morgan, S.A.C. Douglas Parker, SAC William Converse, Chicago Special Agent, Clayton McGregor