They started as children
Jacqueline Mayro was Baby June in the original Gypsy. Karen Moore was Baby Louise in the same company. Joseph Stafford and Robert Harrington were the Darling boys to Mary Martin's Peter Pan. Nine of the fourteen have exactly one credit in this catalogue and nothing after it.
15 in the catalogue.
| Ralph Riggs | 1885–1951 | 19 productions |
| Bertha Belmore | 1882–1953 | 16 productions |
| Hermione Gingold | 1897–1987 | 7 productions |
| Laura Bell Bundy | 1981 | 4 productions |
| Mitzi Green | 1920–1969 | 4 productions |
| Jacqueline Mayro | 3 productions | |
| Jean Darling | 1922–2015 | 3 productions |
| Robert Harrington | 2 productions | |
| Ann Jillian | 1950 | 1 productions |
| Danielle Brisebois | 1969 | 1 productions |
| Joan Carroll | 1931–2016 | 1 productions |
| Joseph Stafford | 1 productions | |
| Karen Moore | 1 productions | |
| Sandy Kennedy | 1 productions | |
| Shelley Bruce | 1 productions |