Penny Marshall Penny Marshall

Penny Marshall and Lorraine Bracco have signed on for Fox's Mulaney, has confirmed.

Based on the life of John Mulaney, who will also write and star in the comedy, Mulaney follows an aspiring comedian coming of age under the influence of his boss (Martin Short), his roommates and his neighbors.

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As first reported by, Marshall (Laverne & Shirley) and Bracco (The Sopranos) will play a lesbian couple who are friends with Mulaney's neighbor, Oscar (Elliot Gould). Marshall most recently guest-starred on Nickelodeon's Sam & Cat. Bracco recurs on Rizzoli & Isles as Rizzoli's mom.

SNL's Nasim Pedrad, Seaton Smith and Zack Pearlman also star in the comedy. Mulaney will executive-produce with SNL's Lorne Michaels, David Miner, Dave Becky, Andrew Singer and Andy Ackerman.