Straker (1 episode)

Lester Coyle (1 episode)

Counterman (1 episode)

Lt. Marley (1 episode)

Captain Camillo (1 episode)

Whitey's Doctor

Larry Gregson (2 episodes)

General Cochran (1 episode)

Vinson (1 episode)

Archibald McAdoo (1 episode)

Joe Haslip (1 episode)

Ranger Captain (1 episode)

Swede (1 episode)

Derelict (1 episode)

Collins (1 episode)

Abdul (1 episode)

Ralph (1 episode)

Col. Slim Rathburn (uncredited)

Sheriff Pickering (1 episode)

Coke Adams (1 episode)

Sgt. John Horne (1 episode)

Sheriff Tompkins (1 episode)

La Mesa Sheriff (1 episode)

Deputy Arresting Maverick (uncredited) (1 episode)

Capt. O'Mar

Dave Carlin

Sheriff of Buckhorn

U.S. Border Patrol Captain

Man from Sanitarium (uncredited)

Bob Willis (1 episode)

Catlett

Alumnus

Lieutenant Diminian (1 episode)

Capt. Eddie Rickenbacker

Manners (uncredited)

Capt. Davis (6 episodes)

Capt. David (1 episode)

Holt (1 episode)

Agent Cook (1 episode)

(1 episode)

Agent LaMarr (1 episode)

Agent Collins (1 episode)

Agent Blaine (1 episode)

Agent Keller (1 episode)

Roman Sentry (1 episode)

Kendall (1 episode)

George Martin Crane (1 episode)

Thompson (1 episode)

(2 episodes)