Born in College Point, Queens, on January 14 1926 in New York, Aletter studied acting at the Dramatic Workshop in Manhattan.

After Bringing Up Buddy, Aletter guest-starred in Target: The Corruptors, The Lloyd Bridges Show, and The Eleventh Hour.

[4]: 516 He played Professor Irwin Hayden in the Richard Donner-directed, 36-part, live-action cliffhanger serial Danger Island on The Banana Splits Adventure Hour, which aired on Saturday mornings on NBC from 1968 to 1970.

[5] Aletter portrayed the supporting role of Tom Logan in the " Alcoa Premiere TV Series" Season 2 Episode 5 (S2E5) entitled "Mr. Lucifer", which aired November 1, 1962.

The episode was written by sci-fi writer Alfred Bester, with Fred Astaire as the host and in the title role opposite Elizabeth Montgomery.

Aletter played Harry, a bigamist with six wives to whom Blanche is engaged, in the pilot episode of The Golden Girls.