Gabrielle Mirabella and Carly Sakolove play Donna's best friends and former back-up band, Tanya and Rosie, respectively. The three men from Donna's past and Sophie's possible dads are Michael Colavolpe (Bill Austin), Mark A. Harmon (Harry Bright) and Don Winsor (Sam Carmichael).
The company also features Antoinette Comer (Lisa), Kyle Dupree (Eddie), Emily Price (Ali) and Neil Starkenberg (Pepper), and the ensemble comprises Francesca Arostegui, Ken Arpino, Meghan Glogower, Andrew J. Koslow, Bonnie Kramer, Grace Leszynski, Danny Lopez, Rebecca Mason-Wygal, Royce James McIntosh, Tyler McKenzie, Alex Mendoza, Brynn Smith, Joshua LaMonte Switzer, Carly Wielstein, Jennifer Wingerter, Vince Wingerter, Lauren Wright and P. Tucker Worley.
Mamma Mia! is produced by Work Light Productions.
The original production was produced by Judy Craymer, Richard East and Björn Ulvaeus for Littlestar in association with Universal.
The musical features music and lyrics by Benny Andersson and Björn Ulvaeus, a book by Catherine Johnson and direction by Phyllida Lloyd. Mamma Mia! has choreography by Anthony Van Laast, production design by Mark Thompson, lighting design by Howard Harrison, sound design by Andrew Bruce and Bobby Aitken, and musical supervision, additional material and arrangements by Martin Koch.