nvestigation Discovery's true-crime storytelling is often rooted in its award-winning visuals, but it's audio from actual 911 calls that sets the tone in ``Murder Calls.'' Each hourlong episode tracks a criminal investigation in which detectives must decipher the contents and subtext of an emergency call. As the case moves forward, the 911 audio ultimately leads investigators to the truth.
Church parishioners call 911 when they find their priest stabbed to death, then police uncover an earlier 911 call made by the priest himself and track a missing cell phone to find his killer.
In a distressing 911 call, a woman reports someone is breaking into her home, then the dispatcher hears a scream and a gunshot; investigators soon connect the case to a previous home invasion and race to solve the crimes.
A man calls 911 screaming for help but is too terrified to give his address, and police scramble to find him; as detectives investigate, they uncover a shocking tale of torture and revenge that demonstrates the deadliness of unrequited love.
A panicked woman calls 911 to say a stranger forced his way into her home and shot her boyfriend in front of their children; detectives untangle a twisted web of jealousy to find out who killed this young father and why.
Two distraught women call 911 when they discover their sister brutally murdered. Soon, detectives uncover a stunning surprise and struggle to find a killer whose self-hatred drove him to commit the ultimate sin, in a precedent-setting case.
A man calls 911 claiming he found his ex-girlfriend dead, but his behavior on the call leads police to wonder if he could be involved; investigators gather evidence to convict a killer whose unchecked rage left a young son motherless.
When a young woman is shot dead in front of her son, horrified witnesses call 911 and describe the shooter as a slender man who disappeared into nearby trees; though clues are scarce, investigators finally uncover the killer's shocking identity.