His television roles include Carol & Company (1990–1991), Dr. Mark Devanow in Mad About You (1992–1999, 2019), Paul Lassiter in Spin City (1996–2002), Andy in Curb Your Enthusiasm (2002–2021), and Captain Stan Yenko in East New York (2022–2023).

Kind was nominated for a Tony Award for Best Featured Actor in a Play for his performance as Marcus Hoff in the 2013 Broadway production of The Big Knife.

He is the son of Alice, a homemaker, and Samuel Kind, a jeweler who formerly owned La Vake's Jewelry in Princeton.

His great grandfather Hyman Berson immigrated to the Lower East Side of Manhattan, New York City and worked as a peddler before running a crayon factory.

[1] When Kind was in the fourth grade, he moved with his family to Yardley, Pennsylvania, where he grew up alongside his younger sister, Joanne.

[2] He attended Pennsbury High School in Fairless Hills with fellow actor Robert Curtis Brown, graduating in 1974.

Richard then portrayed Dr. Mark Devanow on Mad About You (1992-99),[5] throughout the show's run, and played the role of Paul Lassiter on Spin City (1996-2002).

He also played a role on USA's crime comedy Psych[5] as Hugo, an astronomer who killed a partner for credit for the discovery of a planet ("From the Earth to the Starbucks"), and later on Law & Order: Criminal Intent[5] as a wealthy philanthropist who kills his sister-in-law and niece to protect the money he uses to fund his philanthropic work ("Privilege").

Kind guest-starred episode "The Worst", playing the corrupt DEA officer Special Agent Schwartz in the Netflix series Disjointed.

[5] Kind played the major supporting role of Arthur Gopnik in the Coen brothers' dark comedy film A Serious Man.

[8] Kind later went on to play the part of a casting director in Clooney's directorial debut Confessions of a Dangerous Mind.

[5] Kind created the role of Addison Mizner in Stephen Sondheim's Bounce, and has appeared on Broadway in The Tale of the Allergist's Wife (2000), The Producers (2002), and Sly Fox (2004).

He also appeared as the "Jury Foreman" in the film The Producers (2005) and played the lead role of Max Bialystock in a Hollywood Bowl production during July 27–29, 2012.

He played Pseudolus in A Funny Thing Happened on the Way to the Forum at the Sondheim Center for the Performing Arts in Fairfield, Iowa.