[7] Other notable hits included "There's a Dream in My Heart" by Rolande Maxwell Young, "The Longest Walk" and "Pepper Hot Baby".

In November 1955, the British music magazine, NME, reported that Morgan was the top female vocalist in the U.S. Cash Box poll.

In 1961, Morgan was cast as Sally Dwight in the episode "Money and the Minister" of the CBS anthology series, General Electric Theater, hosted by Ronald Reagan.

In 1964, she portrayed the character Ruth Evans in the episode "Sunday Father" of the NBC medical drama The Eleventh Hour.

Although Morgan continued to spend considerable time in the 1960s and 1970s performing in nightclubs, she made additional appearances on television as well as in films.

She performed the theme song, "Coming into My Own," of the short-lived NBC situation comedy Fay, starring Lee Grant, which aired in 1975–1976.

[11][13] Morgan made numerous appearances on The Tonight Show Starring Johnny Carson during this period,[14] and in the 1980s and into the early 1990s she performed again on the big screen, working in supportive roles in films such as Loose Shoes (1980), Night Patrol (1984), and Home Alone 2: Lost in New York (1992).