
Acting
Louis Giambalvo – American character actor, born 8 February 1945 in Brooklyn, New York. Co-founded the experimental Colonnades Theater Lab in Greenwich Village in the 1970s alongside Danny DeVito, Rhea Perlman, and John Saxon, then moved to Los Angeles in 1979. He is now retired, with his final credits in 2008–2009. His most notable film roles include Major Carnagle in Real Genius (1985), Mr. Fabrizzi in Jagged Edge (1985), Gus Wheeler in The Dead Pool (1988), Vito in Weekend at Bernie's (1989), Ray Andruitti in The Bonfire of the Vanities (1990), an RTA Representative in Hoffa (1992), Joe Carangi in Gia (1998), Sonny Gordon in Death to Smoochy (2002), and George Taber in Bottle Shock (2008). On television he is best known for his recurring role as Rob Nelson in Hill Street Blues (1981–1983), Al Capone in The Gangster Chronicles (1981), Cosimo in Star Trek: Voyager (1995), and guest appearances in ER, Boston Legal, CSI, Ugly Betty, Grey's Anatomy, and General Hospital.

Grey's Anatomy
2005

CSI: Crime Scene Investigation
2000

Star Trek: Voyager
1995

Without a Trace
2002

ER
1994

Knots Landing
1979

Murder, She Wrote
1984

Boston Legal
2004

Cold Case
2003

The A-Team
1983

Hill Street Blues
1981

St. Elsewhere
1982

Barney Miller
1975

Simon & Simon
1981

Hart to Hart
1979

The Twilight Zone
1985

Ugly Betty
2006

Remington Steele
1982

Caroline in the City
1995

Providence
1999

Fame
1982

Amazing Stories
1985

Ally McBeal
1997

Brooklyn South
1997

The Adventures of Brisco County, Jr.
1993

Raising the Bar
2008

Love & War
1992

Anything But Love
1989

Airplane II: The Sequel
1982

The Dead Pool
1988

Weekend at Bernie's
1989

Here's Boomer
1981

See No Evil, Hear No Evil
1989

Mr. & Mrs. Smith
1996

Townies
1996

Death to Smoochy
2002