The New Mike Hammer - S03e11 - To Kill John Doe (1987)

The New Mike Hammer - S03e11 - To Kill John Doe (1987)
A man with no memory walks into Hammer's office and wants to know who he is. It turns out he is an scientist wanted by the KGB. There are many twists and turns as Hammer tries to save him despite not being helped by the local agents.
https://www.imdb.com/title/tt0648110/