Understudies:
Rod Alexander
(Caller), Robert Hamilton
(Doctor Zilmore), Holly Harris
(Mary Shelton), Jim Hawthorne
('Haunted Heart' Singer, 'My Gal is Mine Once More' Singer), Paula Laurence
(Pittsburgh Choral Society Choral Director, Miss Twitchell, Massachusetts Mermaid, Mme. Lapis de Lazuli, 3rd Couple, Gladys, 'At the Mardi Gras' Singer, 'We Won't Take it Back' Singer), Jane Lawrence
(Lottie, 'Rhode Island is Famous For You' Singer, 2nd Couple, Bride), William LeMassena
(1st Pollster, Prof. Poultergeist, Frederic Chopin, Man, Another Diner, Minister, Judge, Tourist, 2nd Pollster, Bellboy, Peter Ilyitch Tschaikowsky, Herman), Joan Mann
(Tiger Lily), Nanon Millis
('Haunted Heart' Dancer), John Mooney
(3rd Pollster, Hotel Manager, A Butler, Ticket Seller, The Girl Diner's Escort, Tourist), Hilde Palmer
(Mary) and Carl Reiner
(Mr. Jones, Mr. Bemis, 'Rhode Island is Famous For You' Singer, 3rd Couple, Professor, 'We Won't Take it Back' Singer)
Understudies:
Rod Alexander
(Caller), Robert Hamilton
(Doctor Zilmore), Holly Harris
(Mary Shelton), Jim Hawthorne
('Haunted Heart' Singer, 'My Gal is Mine Once More' Singer), Paula Laurence
(Pittsburgh Choral Society Choral Director, Miss Twitchell, Massachusetts Mermaid, Mme. Lapis de Lazuli, 3rd Couple, Gladys, 'At the Mardi Gras' Singer, 'We Won't Take it Back' Singer), Jane Lawrence
(Lottie, 'Rhode Island is Famous For You' Singer, 2nd Couple, Bride), William LeMassena
(1st Pollster, Prof. Poultergeist, Frederic Chopin, Man, Another Diner, Minister, Judge, Tourist, 2nd Pollster, Bellboy, Peter Ilyitch Tschaikowsky, Herman), Joan Mann
(Tiger Lily), Nanon Millis
('Haunted Heart' Dancer), John Mooney
(3rd Pollster, Hotel Manager, A Butler, Ticket Seller, The Girl Diner's Escort, Tourist), Hilde Palmer
(Mary) and Carl Reiner
(Mr. Jones, Mr. Bemis, 'Rhode Island is Famous For You' Singer, 3rd Couple, Professor, 'We Won't Take it Back' Singer)