While William Henry Fry’s presence at Pfaff’s remains unconfirmed, he is listed among the many associates of Ada Clare, the “Queen of Bohemia” (Rawson). A native of Philadelphia, Fry was born into a prominent native American family to parents William and Anne (nee Fleeson) Fry. His father was the publisher of the National Gazette, and his mother was the granddaughter of Judge Plunkett Fleeson. Having displayed musical talent at an early age, Fry taught himself to play the piano after listening to his older brother's piano lessons.
Best know for his portrayal of Asa Trenchard in Our American Cousin and Rip Van Winkle in Rip Van Winkle, Joseph Jefferson was one of the most popular comedians of his time. Born February 20, 1829 in Philadelphia, Jefferson was the son of actors and was introduced to the stage as a child. Jefferson made his adult debut in New York in 1849 at the age of twenty. His early New York successes led to a tour of the South and theatrical engagements in Baltimore and Philadelphia.
Though much of her early life, including her real name and exact date of birth, remains in shadow, Laura Keene is thought to have come from a well-to-do background. She was widely read and spent time in Turner’s studio during her childhood. After performing with Madame Vestris’ company, Keene journeyed to New York in 1852 at the invitation of James W. Wallack. She became the leading lady of his theater and enjoyed great success.
Maurice and Max Strakosch were brothers who emigrated from Austria. Their connection to the Pfaff's circle is tenuous; only two known sources tie them to Pfaff's directly. Furthermore, the sources indicate that contemporaries may have confused Maurice and Max with one another.