Nightingale

Nightingale is a psychological drama that explores the descent into madness of a lonely war veteran, Peter Snowden (David Oyelowo), who is struggling to cope with his mother's death and his own traumatic past. As he anxiously awaits the visit of an old friend, Edward, Peter's grip on reality slowly unravels, revealing his darkest fears and obsessions. Through a series of disturbing and surreal events, the film delves into the deepest corners of Peter's psyche, culminating in a shocking and tragic confrontation with his own demons.

You can stream Nightingale on: HBO Max Apple TV Store Amazon Store Fandango at Home Amazon Prime ⎥ HBO Max

Some movies that have similar genres and were produced around the same time as Nightingale include The Social Network, The Blind Side, Beautiful Boy, You're Not You, The Perks of Being a Wallflower, The Fighter.