**Aleksandr Kaidanovsky** (1946-1995) was a prominent Soviet actor, whose cinematic career was inextricably linked to complex and deeply introspective characters. He is primarily remembered for his iconic portrayal of the Stalker in Andrei Tarkovsky's eponymous film (1979), a role that defined his image as an enigmatic and profoundly contemplative actor.

His career included collaborations with renowned directors. Before "Stalker," he distinguished himself in Nikita Mikhalkov's "At Home Among Strangers" (1974), where his performance contributed to the film's success. Among his other notable appearances was the Soviet adaptation of "Ten Little Indians" (1987).

Kaidanovsky was known for his intense characters, often tormented and marked by an existential disquiet, capable of expressing profound psychological complexity with minimal gestures. His style was characterized by a magnetic presence, a penetrating gaze, and an aura of mystery, which made him perfect for dramatic and philosophical roles.