Cory Monteith (Finn) - Deceased at age 31.
Chris Colfer (Kurt) - 32 years old (born May 27, 1990).
Darren Criss (Blaine) - 36 years old (born February 5, 1987).
Amber Riley (Mercedes) - 36 years old (born February 15, 1986).
Kevin McHale (Artie) - 34 years old (born June 14, 1988).
Jenna Ushkowitz (Tina) - 36 years old (born April 28, 1986).
Mark Salling (Puck) - Deceased at age 35.
Dianna Agron (Quinn) - 36 years old (born April 30, 1986).
Naya Rivera (Santana) - Deceased at age 33.
Heather Morris (Brittany) - 35 years old (born February 1, 1987).
Chord Overstreet (Sam) - 33 years old (born February 17, 1989).
Blake Jenner (Ryder) - 29 years old (born August 27, 1992).
Jacob Artist (Jake) - 29 years old (born October 17, 1992).
Becca Tobin (Kitty) - 36 years old (born January 18, 1986).
Melissa Benoist (Marley) - 34 years old (born October 4, 1988).
Alex Newell (Wade) - 28 years old (born August 20, 1994).
Darren Barnet (Wes) - 31 years old (born April 17, 1991).
Noah Guthrie (Roderick) - 31 years old (born December 21, 1991).
Marshall Williams (Spencer) - 31 years old (born January 23, 1992).
Samantha Marie Ware (Jane) - 30 years old (born May 23, 1992).
Giancarlo Esposito (Finn's father) - 64 years old (born April 26, 1958).
Mike O'Malley (Burt Hummel) - 58 years old (born October 31, 1962).
Jessalyn Gilsig (Terri Schuester) - 52 years old (born November 30, 1969).
Matthew Morrison (Will Schuester) - 44 years old (born October 30, 1978).