Landau began working in television as a director and producer in the late 1940s following World War II military service.

But I don't think any independent station is going to succeed if it just does the Westerns and crime and situation comedy shows that we find everywhere else.

"[1] In 1961, Landau and Unger turned to feature-film production, forming the Landau-Unger Company, which produced films such as Long Day's Journey into Night (1962) and The Pawnbroker (1964).

The earlier film, a screen rendering of the play by Eugene O'Neill, was shown at the 1962 Cannes Film Festival, where its stars (Katharine Hepburn, Ralph Richardson, Jason Robards and Dean Stockwell) won the Best Actress and Actor awards collectively.

[5] In 1970, he compiled and produced the 185-minute television documentary King: A Filmed Record... Montgomery to Memphis, an account of the public career of the Rev.