Robert Sean Leonard in Falling Skies (2011)

Robert Sean Leonard, Will Patton, Gloria Reuben, and Dale Dye in Falling Skies (2011)

Robert Sean Leonard and Connor Jessup in Falling Skies (2011)

Robert Sean Leonard and Hugh Laurie in House (2004)

Robert Sean Leonard and Joshua Malina in House (2004)

Robert Sean Leonard and Carole Gutierrez in House (2004)

Robert Sean Leonard and Lisa Edelstein in House (2004)

Ethan Hawke, Robert Sean Leonard, Josh Charles, Gale Hansen, Dylan Kussman, Allelon Ruggiero, and James Waterston in Dead Poets Society (1989)

Robert Sean Leonard in The Blacklist (2013)

Robert Sean Leonard and Aja Naomi King in The Blacklist (2013)

Robert Sean Leonard, Noah Wyle, and Doug Jones in Falling Skies (2011)

Robert Sean Leonard, Omar Epps, Peter Jacobson, Odette Annable, and Charlyne Yi in House (2004)

Robert Sean Leonard, Marnette Patterson, Katherine LaNasa, Joshua Malina, and Jessica Whitaker in House (2004)

Robert Sean Leonard and Cynthia Nixon in The Gilded Age (2022)

Ethan Hawke, Robin Williams, Robert Sean Leonard, Josh Charles, François Duhamel, Gale Hansen, Dylan Kussman, Allelon Ruggiero, and James Waterston in Dead Poets Society (1989)

Robert Sean Leonard, Chris Eigeman, and Michael Weatherly in The Last Days of Disco (1998)

Robert Sean Leonard in The Last Days of Disco (1998)

Robert Sean Leonard and Colby Minifie in The Blacklist (2013)

Daniel Day-Lewis and Robert Sean Leonard in The Age of Innocence (1993)

Kenneth Branagh, Keanu Reeves, Denzel Washington, Kate Beckinsale, Michael Keaton, Robert Sean Leonard, and Emma Thompson in Much Ado About Nothing (1993)

Kenneth Branagh, Keanu Reeves, Kate Beckinsale, and Robert Sean Leonard in Much Ado About Nothing (1993)

Natasha Henstridge, Robert Sean Leonard, and Dennis Haysbert in Standoff (1998)

Robert Sean Leonard, Tony Goldwyn, Nathan Lane, Mare Winningham, Michael Jeter, and Courtney B. Vance in The Boys Next Door (1996)

Robert Sean Leonard, Omar Epps, Lisa Edelstein, Hugh Laurie, Jennifer Morrison, and Jesse Spencer in House (2004)