Date Of Birth

April 16, 1975


Sean Maher was born April 16, 1975 in Pleasantville, New York. He attended Byram Hills High School and graduated with a drama degree in 1997 from NYU’s Tisch School of the Arts. He pursued further theater studies with The Collaborative Arts Project Twenty-One, Shakespeare Scenework, the Experimental Theater Wing, the Playwright’s Horizons Theater School and the Tisch School of the Arts in London. He appeared in television shows like Party of Five and The $treet prior to landing the role of Dr. Simon Tam on Joss Whedon’s Firefly.

Dr. Simon Tam, played by Sean Maher on Firefly, was among the best physicians on Osiris until he spent his entire personal fortune to rescue his younger sister, River, from the Academy where she was being hurt. Against their parents’ wishes and at the expense of his medical reputation, Simon managed to break River out and together, became fugitives from the Alliance, aboard the ship Serenity.

(Photo courtesy of FOX)

Place of Birth

Pleasantville, New York

Birth Name

Sean Maher



Fun Facts

Graduated from NYU in 1997 with a drama degree.

Graduated from Byram Hills High School

Was notorious on the “Firefly” (2002) set for calling his character’s sister her real name (Summer) instead of her character’s name (River).

Graduated from Byram Hills High School in Armonk, New York, which he attended at the same time as actors Eddie Cahill and Eyal Podell.

Attended the Playwrights Horizons Theatre School, a studio in New York University’s Tisch School of the Arts.




Wedding Wars (2006) (TV) …. Ted Moore

Living ’til the End (2005) …. Jack Whilton

“Ghost Whisperer” …. Conor Donovan

Serenity (2005) …. Simon

The Dive from Clausen’s Pier(2005)(TV)….Kilroy

Halley’s Comet (2005) (TV) …. Bret Fennow

CSI: Miami (2004)(VG) …. Carson, “Spring Break”

“Firefly” …. Dr. Simon Tam

“CSI: Miami” …. Carson Mackie

Brian’s Song (2001)(TV) …. Brian Piccolo

“The $treet”… Chris McConnell (2000-2001)

“Party of Five” …. Adam Matthews (2000)

“Ryan Caulfield: Year One”…Ryan Caulfield (1999)




5′ 10″ (1.78 m)