Hastings Mystery Theater is a Michigan-based vintage cinema program hosted by Randall Schaefer (the "Mystery Master"), who provides historical trivia and context for classic whodunnits and film noir on YouTube

One of the show's featured films is the 1946 British classic "Green for Danger." Directed by Sidney Gilliat, this World War II-era thriller follows the eccentric Inspector Cockrill (played by Alastair Sim) as he investigates a string of murders at a rural emergency hospital, beginning with a postman who dies mysteriously on the operating table. The film is highly celebrated for its clever blend of dark wartime tension and witty suspense.

As seen on Hastings Mystery Theater (YouTube) with a movie introduction by Randall Schaefer

The Stranger (1946), a relentless United Nations war crimes investigator named Mr. Wilson (Edward G. Robinson) tracks an escaped Nazi mastermind, Franz Kindler (Orson Welles), to a sleepy Connecticut town where the fugitive has reinvented himself as a respected prep school professor named Charles Rankin. To solidify his new identity and secure a perfect cover, Kindler marries Mary Longstreet (Loretta Young), the unsuspecting daughter of a Supreme Court Justice. When a former associate arrives begging for spiritual redemption, Kindler brutally murders him to protect his secret, triggering an intense psychological cat-and-mouse game with the suspicious Wilson. As the walls close in and his frantic paranoia escalates, Kindler plots to eliminate his increasingly doubtful wife, culminating in a legendary, deadly showdown atop the town's historic clock tower.

"The Mad Scientist Caper" (Episode 109), a famous but highly eccentric and slightly unhinged inventor named Raymond Fox hires private eye Sam Spade. Fox claims that a powerful corporate executive, Alfred Grierson of Grierson Enterprises, has stolen his groundbreaking secret formula for "Pentron"—a revolutionary new plastic that is stronger than lead but lighter than aluminum.

"The Missing Newshawk Caper" (Episode 108 of The Adventures of Sam Spade, July 18, 1948), cantankerous newspaper publisher A. M. Youngblood hires private detective Sam Spade (played by Howard Duff) for a highly confidential assignment. The newspaper's star crime reporter, Ray McCully, has been missing for two days while aggressively pursuing an anti-racketeering exposé targeting underworld syndicate bosses. Instructed to keep the police out of the matter, Spade tracks McCully's trail from the city newsroom deep into the criminal underworld—only to ultimately discover that the missing reporter has been stabbed to death. Spade must then navigate treacherous racketeers and hidden motives to unravel the murder and complete his report for his faithful secretary, Effie (Lurene Tuttle).

"The Rushlight Diamond Caper" classic old-time radio detective drama, July 4, 1948

In this episode, private investigator Sam Spade (voiced by Howard Duff) is hired by Mrs. May Rushlight to dress up in elegant formal wear and guard the priceless Rushlight Diamond necklace along with other wedding presents at an upscale estate. However, chaos erupts when a chase breaks out across the grounds. Sam investigates only to find that the groom has been stabbed to death under a hedge with a pair of garden shears. In a bizarre twist, the expensive diamond necklace the bride had been wearing is found tightly clutched in the dead groom's hand, launching Sam into a classic hard-boiled mystery filled with greed, deception, and family secrets

"The Wheel of Life Caper" old-time radio series The Adventures of Sam Spade July 11, 1948. In this episode, private investigator Sam Spade (played by Howard Duff) is hired by a mystery woman named Poppy O’Farrell, who has completely lost her memory. Her only clues are a troubling encounter on a cable car earlier that morning—where a man aggressively grabbed her arm and told her that someone named Leverett wanted to see her. As Spade attempts to trace her true identity, his routine investigation spirals into a dark, tangled maze of deception, hidden motives, and a suspicious death involving a corpse killed by a buzz saw.

"The Bail Bond Caper" is the 92nd episode of the classic old-time radio series The Adventures of Sam Spade, which originally aired on June 27, 1948

Synopsis-The story kicks off when private investigator Sam Spade is visited by his old flame, Vivian. She is desperate for his help to protect her husband, Leo Scarlotti, a local bail bondsman with a criminal history. Leo is being targeted by Charlie Rosenfoy, a recently paroled hoodlum who believes Leo double-crossed him and set him up for a prison stretch.

"The Death Bed Caper" (originally broadcast on June 20, 1948) plunges private eye Sam Spade into a high-stakes family drama when he is summoned to the bedside of a dying tycoon who suspects his greedy heirs are plotting his premature demise. Tasked with protecting the old man and unraveling a complex web of forged wills, secret alliances, and suspicious medical mishaps, Spade must navigate a mansion filled with hostile suspects who all have a motive for murder. Relying on his sharp cynicism and relentless interrogation tactics, the detective uncovers a deadly conspiracy, braving physical threats and deceptive framing attempts to trap the true mastermind. In the end, Spade delivers the cold hard truth to the police, ensuring justice is served before dictating the final, gritty details of the case to his dependable secretary, Effie Perrine.