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Dangerous Assignment was a thrilling NBC radio drama that captivated audiences from 1949 to 1953, starring the dynamic Brian Donlevy as the fearless U.S. special agent Steve Mitchell. It was broadcast across a range of media, including a syndicated TV series in 1951–52, and even inspired a reimagined Australian radio version from 1954 to 1956. Both the radio and TV series kept viewers on the edge of their seats with fast-paced plots filled with espionage, deception, and international intrigue.

Series Premise:
Each episode followed Steve Mitchell, an American agent dispatched by "The Commissioner," the enigmatic head of an unnamed U.S. State Department division. Steve’s mission: to travel to exotic locations around the world to foil nefarious plots and uncover dangerous secrets. The show was designed to keep listeners in suspense, opening with a tantalizing scene before the action unfolded. Mitchell, posing as a suave foreign correspondent for an unspecified publication, navigated a maze of lies, betrayal, and violence—always emerging victorious by the end of the episode.

Origins and Evolution:
Dangerous Assignment was originally conceived as a summer replacement series for NBC in 1949. It quickly gained popularity, and its success led to a full radio series running until 1953. Brian Donlevy, who also narrated the show, brought an intense realism to his portrayal of Steve Mitchell, which contributed to the show’s gripping atmosphere. The only other consistent voice on the radio version was Herb Butterfield, who played "The Commissioner." Guest stars included famous actors like Raymond Burr, William Conrad, and Richard Boone, each lending their talents to create a unique cast of characters across the episodes.

After the American radio series concluded, Dangerous Assignment continued its journey abroad with a 1954 Australian radio adaptation. This version used remade American scripts and introduced Lloyd Burrell as Steve Mitchell, broadcasting a total of 39 episodes.

The 1949 Summer Series:
Dangerous Assignment first aired as a seven-week summer series in the summer of 1949, running on Saturdays from 8:30 to 9:00 PM EST. The character of Ruthie, the Commissioner's secretary, was played by Betty Moran, hinting at a possible romantic backstory with Steve Mitchell. The show's first episodes took listeners on adventures to locations like Messina, Sicily, Saigon, and Paris, where Steve investigated everything from stolen relief supplies to millionaire murder conspiracies.

The 1950–1953 Radio Run:
The show’s popularity ensured its return to the airwaves in February 1950, although it faced some scheduling challenges. Over the next few years, Dangerous Assignment moved through various time slots, ultimately running for over 160 episodes. The radio series also attracted major sponsors, including Ford Motor Company, Wheaties, and Anacin, though it was largely supported by NBC itself. The episodes became more formulaic, often starting with Steve Mitchell being assigned a mission—usually involving espionage, sabotage, or international political conflict—followed by thrilling encounters with dangerous enemies.

Syndicated Television Version (1951–1952):
In 1951, Donlevy adapted the series into a syndicated television show. Rather than relying on a traditional TV network, Donlevy self-financed the production of 39 episodes, selling them individually to local stations across the country. This approach, aided by NBC’s distribution assistance, allowed the show to reach a wide audience despite limited network support. Each episode remained faithful to the original radio scripts, with Donlevy reprising his role as Steve Mitchell and Herb Butterfield again playing "The Commissioner."

Production Team and Legacy:
The television version of Dangerous Assignment employed a talented team behind the scenes, including assistant director William McGarry, production designer George Van Marter, and film editor Edward Schroeder, A.C.E. The show's episodes were often fast-paced, with each story revolving around Mitchell’s covert operations in places as diverse as Paris, Berlin, and the African jungle.

Among the famous guest stars featured in the TV series were Hugh Beaumont, Paul Frees, and Michael Ansara, who appeared as a variety of different characters throughout the series. Notable episodes included titles like "The Alien Smuggler Story" and "The Atomic Mine Story," where Steve Mitchell faced off against spies, criminals, and saboteurs in a constant battle to protect U.S. interests overseas.

The Man Behind the Character: Brian Donlevy:
Brian Donlevy, born in Cleveland, Ohio, on February 9, 1901, was known for his tough, no-nonsense persona, both on screen and on the airwaves. With a career that spanned film, radio, and television, Donlevy brought a unique depth to his portrayal of Steve Mitchell. He was a familiar face in 1940s Hollywood, starring in classic films like Beau Geste (1939) and Wake Island (1942), and even earned an Academy Award nomination for his role in Beau Geste.

In addition to his success in film, Donlevy was a major figure in the development of Dangerous Assignment, both as the star and as a key producer for the television adaptation. His tough-guy image made him a natural fit for the role of the action-packed American agent, and he remained a popular figure in postwar television, contributing to numerous anthology series like Kraft Theatre and Lux Video Theatre.

Conclusion:
Dangerous Assignment remains a notable chapter in both radio and television history. The series was a standout example of 1940s and 1950s action-adventure storytelling, blending espionage, drama, and international intrigue. Thanks to Brian Donlevy’s magnetic performance, Dangerous Assignment continues to be remembered as a thrilling and influential series that helped set the stage for future espionage-themed shows and films.

Brett's Old Time Radio Show Episode 781, Dangerous Assignment, Lecturing Professors