Columbo actors Celeste Holm and Howard Wierum were both in the 1958 play, Third Best Sport.

Columbo actors Nehemiah Persoff and Howard Wierum were both in the 1959 play, Only In America.

Columbo actor Jose Ferrer directed the 1959 play, The Andersonville Trial, Howard Wierum was one of the actors in it.

Joseph Cotten and Agnes Moorehead from Prescription Murder were both in the film, The Magnificient Ambersons,