Member of the Algonquin Round Table.
Peggy's role in the operetta "Bitter Sweet" (1929) was written for her by Noël Coward.
Known for her philanthropic work, she also wrote newspaper and magazine articles on theater and acting.
Her singing voice in The Sound of Music (1965) was dubbed by Margery MacKay.
Before Wood was cast as Naomi in The Story of Ruth (1960), Irene Dunne was offered the role. One of Wood's biggest career successes was her title role in Mama (1949), the television adaptation of one of Dunne's most popular films, I Remember Mama (1948).
Is one of 26 actresses to have received an Academy Award nomination for their performance in a musical; hers being The Sound of Music (1965). The others, in chronological order, are: Bessie Love (The Broadway Melody (1929)), Grace Moore (One Night of Love (1934)), Jean Hagen (Singin' in the Rain (1952)), Marjorie Rambeau (Torch Song (1953)), Dorothy Dandridge (Carmen Jones (1954)), Deborah Kerr (The King and I (1956)), Rita Moreno (West Side Story (1961)), Gladys Cooper (My Fair Lady (1964)), Julie Andrews (Mary Poppins (1964), The Sound of Music (1965), and Victor Victoria (1982)), Debbie Reynolds (The Unsinkable Molly Brown (1964)), Carol Channing (Thoroughly Modern Millie (1967)), Kay Medford (Funny Girl (1968)), Barbra Streisand (Funny Girl (1968)), Liza Minnelli (Cabaret (1972)), Ronee Blakley (Nashville (1975)), Lily Tomlin (Nashville (1975)), Ann-Margret (Tommy (1975)), Lesley Ann Warren (Victor Victoria (1982)), Amy Irving (Yentl (1983)), Nicole Kidman (Moulin Rouge! (2001)), Queen Latifah (Chicago (2002)), Catherine Zeta-Jones (Chicago (2002)), Renée Zellweger (Chicago (2002)), Jennifer Hudson (Dreamgirls (2006)), Penélope Cruz (Nine (2009)), Anne Hathaway (Les Misérables (2012)), and Meryl Streep (Into the Woods (2014)).