Casey Siemaszko

Acting

March 17, 1961 (65 years old)

Chicago, Illinois, USA

Male

38 Movies

25 TV Shows

Casey Siemaszko (born Kazimierz A. Siemaszko) is a Polish-American actor and the brother of actress Nina Siemaszko. The son of a fighter in the Polish Underground who survived the Sachsenhausen concentration camp, Siemaszko narrated the 1998 feature, The Polish-Americans. Siemaszko was a graduate of the Goodman School of Drama at DePaul University in Chicago, which his sister, Nina Siemaszko later also attended. His acting career consists of smaller roles in dozen of popular films, including Back to the Future, Young Guns, Silence of the Heart, Of Mice and Men, Killing Kennedy, Back to the Future Part II and Stand By Me.

Stand by Me

1986 7.8

as Billy Tessio

Age 25 (now 65)

Back to the Future Part II

1989 7.8

as 3-D

Age 28 (now 65)

Three O'Clock High

1987 6.8

as Jerry Mitchell

Age 26 (now 65)

Of Mice and Men

1992 7.3

as Curley

Age 31 (now 65)

Back to the Future

1985 8.3

as 3-D

Age 24 (now 65)

Young Guns

1988 6.7

as Charley Bowdre

Age 27 (now 65)

Milk Money

1994 6.4

as Cash

Age 33 (now 65)

Biloxi Blues

1988 6.2

as Don Carney

Age 27 (now 65)

The Phantom

1996 5.3

as Morgan

Age 35 (now 65)

Damages

2007 7.5

as Detective Dan Williams

Age 46 (now 65) 11 eps

11 eps

Secret Admirer

1985 6.7

as Roger Despard

Age 24 (now 65)

Limbo

1999 6.6

as Bobby Gastineau

Age 38 (now 65)

Bliss

1997 5.5

as Tanner

Age 36 (now 65)

Breaking In

1989 5.7

as Mike Lafebb

Age 28 (now 65)

Amazing Stories

1986 6.3

as Jonathan

Age 25 (now 65)

Killing Kennedy

2013 5.8

as Jack Ruby

Age 52 (now 65)

Killing Kennedy

2013 5.8

as Jack Ruby

Age 52 (now 65)

Public Enemies

2009 6.7

as Harry Berman

Age 48 (now 65)

The Boy Who Cried Bitch: The Adolescent Years

2007

Age 45 (now 65)

Grand Theft Auto: San Andreas - The Introduction

2004 6.8

as Johnny Sindacco (voice) (uncredited)

Age 43 (now 65)

The Street Lawyer

2003 7.0

as Rafter Mayes

Age 41 (now 65)

The Crew

2000 5.4

as Young Bobby Bartellemeo

Age 39 (now 65)

Limbo

1999 6.6

as Bobby Gastineau

Age 38 (now 65)

Chameleon II: Death Match

1999 3.3

as Jake Booker

Age 37 (now 65)

Together and Alone

1998 8.0

as Billy

Age 36 (now 65)

Rose Hill

1997 6.5

as Fergus Carroll

Age 36 (now 65)

Bliss

1997 5.5

as Tanner

Age 36 (now 65)

Mistrial

1996 5.3

as Detective Bobby Zito

Age 35 (now 65)

The Phantom

1996 5.3

as Morgan

Age 35 (now 65)

Black Scorpion

1995 5.5

as Dr. Goddard / The Breath Taker

Age 34 (now 65)

Napoleon

1995 6.2

as Conan (voice)

Age 34 (now 65)

Milk Money

1994 6.4

as Cash

Age 33 (now 65)

My Life's in Turnaround

1994 4.8

as Himself

Age 33 (now 65)

Teresa's Tattoo

1994 4.9

as Michael

Age 32 (now 65)

The Paint Job

1993 4.6

as Cal

Age 32 (now 65)

Of Mice and Men

1992 7.3

as Curley

Age 31 (now 65)

Near Mrs.

1992 6.0

as Colin Phipps

Age 30 (now 65)

The Big Slice

1991 4.5

as Mike Sawyer

Age 30 (now 65)

The Chase

1991 4.0

as Hutchinson

Age 29 (now 65)

Back to the Future Part II

1989 7.8

as 3-D

Age 28 (now 65)

Breaking In

1989 5.7

as Mike Lafebb

Age 28 (now 65)

Young Guns

1988 6.7

as Charley Bowdre

Age 27 (now 65)

Biloxi Blues

1988 6.2

as Don Carney

Age 27 (now 65)

Three O'Clock High

1987 6.8

as Jerry Mitchell

Age 26 (now 65)

Gardens of Stone

1987 6.2

as Wildman

Age 26 (now 65)

American Harvest

1987 9.0

as Dakota

Age 25 (now 65)

Stand by Me

1986 7.8

as Billy Tessio

Age 25 (now 65)

Amazing Stories

1986 6.3

as Jonathan

Age 25 (now 65)

Miracle of the Heart: A Boys Town Story

1986 5.0

as Andy Grainger

Age 25 (now 65)

Back to the Future

1985 8.3

as 3-D

Age 24 (now 65)

Secret Admirer

1985 6.7

as Roger Despard

Age 24 (now 65)

Silence of the Heart

1984 6.8

as Jeff

Age 23 (now 65)

Hard Knox

1984 6.5

as Aaron Davis

Age 23 (now 65)

Class

1983 5.9

as Doug

Age 22 (now 65)

Casey Siemaszko

Stand by Me

Back to the Future Part II

Three O'Clock High

Of Mice and Men

Back to the Future

Young Guns

Milk Money

Biloxi Blues

The Phantom

Damages

Secret Admirer

Limbo

Bliss

Breaking In

Amazing Stories

Killing Kennedy

Killing Kennedy

Public Enemies

The Boy Who Cried Bitch: The Adolescent Years

Grand Theft Auto: San Andreas - The Introduction

The Street Lawyer

The Crew

Limbo

Chameleon II: Death Match

Together and Alone

Rose Hill

Bliss

Mistrial

The Phantom

Black Scorpion

Napoleon

Milk Money

My Life's in Turnaround

Teresa's Tattoo

The Paint Job

Of Mice and Men

Near Mrs.

The Big Slice

The Chase

Back to the Future Part II

Breaking In

Young Guns

Biloxi Blues

Three O'Clock High

Gardens of Stone

American Harvest

Stand by Me

Amazing Stories

Miracle of the Heart: A Boys Town Story

Back to the Future

Secret Admirer

Silence of the Heart

Hard Knox

Class

Billions

The Blacklist

Elementary

NYC 22

Person of Interest

Unforgettable

Blue Bloods

White Collar

New Amsterdam

Damages

The Inside

CSI: NY

Law & Order: Criminal Intent

Law & Order: Special Victims Unit

Storm of the Century

Oz

Chicago Sons

704 Hauser

The Adventures of Brisco County, Jr.

Law & Order

Law & Order

Amazing Stories

St. Elsewhere

The Facts of Life

Hallmark Hall of Fame