The Unseen is a 1945 American film noir mystery film directed by Lewis Allen and starring Joel McCrea. It's based on the 1942 novel Midnight House by Ethel Lina White.
Theatrical release poster
Joel Albert McCrea was an American actor whose career spanned a wide variety of genres over almost five decades, including comedy, drama, romance, thrillers, adventures, and Westerns, for which he became best known.
McCrea in Four Faces West (1948)
Ad of Joel McCrea and Dolores del Rio from Bird of Paradise in The Film Daily, 1932
McCrea with Fay Wray in The Most Dangerous Game (1932)
McCrea in Alfred Hitchcock's Foreign Correspondent (1940)