[4] Shortly after signing with Fox, Hamilton (along with nine other up-and-coming actresses, including Anita Ekberg and Lori Nelson) was named a "Deb Star of 1955".

[5] That same year, Hamilton was cast in her first major role in the drama Good Morning, Miss Dove, playing Jincey Baker.

[6] Throughout the remainder of the 1950s, Hamilton appeared in guest roles on Perry Mason, Meet McGraw, Richard Diamond, Private Detective, The Life and Legend of Wyatt Earp, The Texan, and 77 Sunset Strip.

[9] The following year, Henry G. Saperstein cast Hamilton in what was her final film role, a singer in The War of the Gargantuas, a Japanese kaiju movie.

Billed as a "special guest star", Hamilton performs the song "The Words Get Stuck in My Throat", which later was covered by Devo.

[11] In February 1962, Hamilton married director Dave Geisel, whom she had met on the set of The Garry Moore Show, which her brother Joe produced.