Tall (6' 4"), agile, energetic, and ever-so-confident as both actor and singer, especially on the award-winning Broadway stage, Barry Bostwick possesses that certain narcissistic poise, charm and élan that reminds one instantly (and humorously) of a Kevin Kline -- both were quite brilliant in their respective interpretations of The Pirate King in ...
Won 1 Golden Globe. Another 4 nominations.
| Series | Scrubs | Unknown | 2017 |
| Movie | Three Days in August | Unknown | 2017 |
| Movie | Rocky Horror Double Feature Video Show | Himself | 2017 |
| Movie | Diani & Devine Meet the Apocalypse | Unknown | 2016 |
| Movie | Skirtchasers | Unknown | 2016 |
| Series | 'Til Death | Unknown | 2016-01-29 |
| Movie | Original Motion Picture Soundtrack | Unknown | 2016 |
| Series | Glory Daze | Unknown | 2016-01-26 |
| Movie | The Land Before Time XIV: Journey of the Brave | Unknown | 2016 |
| Movie | Slay Belles | Unknown | 2016 |
| Movie | The 12th Man | Pete | 2016-03-07 |
| Movie | Alleluia! The Devil's Carnival | Unknown | 2015 |
| Series | Gigi Does It | Unknown | 2015 |
| Movie | Tales of Halloween | Unknown | 2015 |
| Movie | The Scorpion King 4: Quest for Power | Unknown | 2015 |
| Series | Inside the Extras Studio | Unknown | 2015 |
| Movie | Love Under the Stars | Unknown | 2015 |
| Series | Murder? | Unknown | 2015 |
| Movie | Helen Keller vs. Nightwolves | Unknown | 2015 |
| Movie | November Rule | Unknown | 2015 |
| Movie | Dragula | Unknown | 2014 |
| Series | Super Geeked Up | Unknown | 2014 |
| Series | Girlfriends' Guide to Divorce | Unknown | 2014 |
| Series | Haunted Hathaways | Unknown | 2014 |
| Series | Enlisted | Unknown | 2014-01-10 |
| Movie | Blast Vegas | Unknown | 2013 |
| Series | Research. | Unknown | 2013 |
| Movie | Walking with Francis | Unknown | 2013 |
| Series | I Hate It! | Unknown | 2013 |
| Series | Masters of Sex | Unknown | 2013-09-29 |
| Movie | Teen Beach Movie | Big Poppa | 2013-07-19 |
| Movie | Finding Joy | Unknown | 2013 |
| Series | Underwater | Unknown | 2012 |
| Movie | FDR: American Badass! | Unknown | 2012 |
| Movie | Home Run Showdown | Unknown | 2012 |
| Series | Scandal | Unknown | 2012-04-05 |
| Series | Welcome to the Basement | Unknown | 2012-01-13 |
| Series | The New Normal | Unknown | 2012 |
| Series | Cougar Town | Unknown | 2012 |
| Movie | Some Guy Who Kills People | Unknown | 2011 |
| Movie | The Selling | Unknown | 2011 |
| Movie | Guess Whom | Unknown | 2011 |
| Movie | A Little Bit of Laughter | Unknown | 2011 |
| Series | Franklin & Bash | Unknown | 2011-06-01 |
| Series | New Girl | Unknown | 2011-09-20 |
| Movie | It's a Dog Gone Tale: Destiny's Stand | Unknown | 2010 |
| Movie | Secrets of the Mountain | Unknown | 2010 |
| Movie | 2010: Moby Dick | Unknown | 2010 |
| Movie | Miss Nobody | Unknown | 2010 |
| Series | Hot in Cleveland | Unknown | 2010-06-16 |
| Movie | Bedrooms | Unknown | 2010 |
| Series | Glee | Unknown | 2009-05-19 |
| Movie | Hannah Montana: The Movie | Unknown | 2009-04-10 |
| Movie | Hollywood Singing and Dancing: A Musical History - The 1940s: Stars, Stripes and Singing | Himself | 2009-03-10 |
| Movie | Hollywood Singing and Dancing: A Musical History - The 1950s: The Golden Era of the Musical | Unknown | 2009 |
| Movie | Hollywood Singing & Dancing: A Musical History - 1980s, 1990s and 2000s | Himself | 2009-08-11 |
| Series | The Forgotten | Unknown | 2009-09-22 |
| Movie | Hollywood Singing & Dancing: A Musical History - 1970's | Unknown | 2009 |
| Series | Childrens Hospital | Unknown | 2008-12-08 |
| Movie | The Making of 'Spin City: Season One' | Unknown | 2008 |
| Series | Celebrity Ghost Stories | Unknown | 2008-10-25 |
| Movie | Baggage | Unknown | 2008 |
| Movie | The 62nd Annual Tony Awards | Unknown | 2008 |
| Movie | Hollywood Singing and Dancing: A Musical History | Unknown | 2008 |
| Movie | Depth Charge | Unknown | 2008 |
| Movie | Hollywood Singing and Dancing: A Musical Treasure | Unknown | 2008 |
| Series | Phineas and Ferb | Unknown | 2007-08-17 |
| Movie | Nancy Drew | Unknown | 2007-06-15 |
| Series | Grease: You're the One That I Want! | Unknown | 2007 |
| Movie | The News | Unknown | 2007 |
| Movie | Love Is a Four Letter Word | Unknown | 2007 |
| Movie | Evening | Unknown | 2007 |
| Movie | Spymate | Unknown | 2006 |
| Series | Psych | Unknown | 2006-07-07 |
| Series | Ugly Betty | Unknown | 2006-09-28 |
| Series | Three Moons Over Milford | Unknown | 2006 |
| Movie | A Capitol Fourth | None | 2005-07-04 |
| Movie | Midnight Movies: From the Margin to the Mainstream | Unknown | 2005 |
| Series | Ghost Whisperer | Unknown | 2005-09-23 |
| Series | Supernatural | Unknown | 2005-09-13 |
| Series | Out of Practice | Unknown | 2005-09-01 |
| Series | Backstory | Unknown | 2005 |
| Movie | Chestnut: Hero of Central Park | Unknown | 2004 |
| Movie | Spellbound | Unknown | 2004 |
| Movie | The Skulls III | Nathan Lloyd | 2004-03-23 |
| Movie | Happy Birthday Oscar Wilde | Unknown | 2004 |
| Movie | Inside TV Land: Primetime Politics | Unknown | 2004 |
| Series | Las Vegas | Unknown | 2003-09-22 |
| Series | Cold Case | Unknown | 2003-09-28 |
| Series | Nip/Tuck | Unknown | 2003-07-22 |
| Movie | Twentieth Century Fox: The Blockbuster Years | Brad Majors | 2003-11-15 |
| Movie | Lighting Up Fifth | Unknown | 2003 |
| Movie | A Capitol Fourth | Unknown | 2003 |
| Movie | The Afterlife | Unknown | 2003 |
| Movie | 101 Dalmatians II: Patch's London Adventure | Unknown | 2003 |
| Series | She Spies | Unknown | 2003 |
| Movie | Swing | Unknown | 2003 |
| Series | What I Like About You | Unknown | 2002-09-20 |
| Series | Less Than Perfect | Unknown | 2002-10-01 |
| Series | Baby Bob | Unknown | 2002-03-18 |
| Movie | A Capitol Fourth | Unknown | 2001 |
| Movie | Disney's California Adventure TV Special | Unknown | 2001 |
| Series | CSI: Crime Scene Investigation | Unknown | 2000-10-06 |
| Series | VH-1 Where Are They Now? | Unknown | 2000 |
| Movie | 919 Fifth Avenue | Unknown | 2000 |
| Series | Law & Order: Special Victims Unit | Unknown | 1999-09-20 |
| Movie | Saturday Night Live 25 | Unknown | 1999-09-25 |
| Series | Beggars and Choosers | Unknown | 1999 |
| Movie | Radio City Music Hall's Grand Re-Opening Gala | Unknown | 1999 |
| Movie | One Hot Summer Night | Unknown | 1998 |
| Series | Behind the Music | Unknown | 1998 |
| Series | Hollywood Squares | Unknown | 1998-09-14 |
| Movie | Men in White | Unknown | 1998 |
| Series | Lexx | Unknown | 1997-07-19 |
| Series | The New Batman Adventures | Unknown | 1997-09-13 |
| Movie | A Different Kind of Christmas | Unknown | 1996 |
| Movie | Spy Hard | Unknown | 1996-05-24 |
| Movie | The Secret Agent Club | Unknown | 1996 |
| Series | Spin City | Unknown | 1996-09-17 |
| Series | Showbiz Today | Unknown | 1996 |
| Series | E! True Hollywood Story | Unknown | 1996-03-06 |
| Series | Lexx: The Dark Zone Stories | Unknown | 1996 |
| Series | High Society | Unknown | 1995 |
| Movie | Project: Metalbeast | Unknown | 1995 |
| Movie | The 52nd Annual Golden Globe Awards | Unknown | 1995 |
| Movie | The Secretary | Eric Bradford | 1995-04-12 |
| Movie | The Return of Hunter: Everyone Walks in L.A. | Unknown | 1995 |
| Movie | Men, Movies & Carol | Unknown | 1994 |
| Movie | In the Heat of Passion II: Unfaithful | Phillip | 1994-11-02 |
| Movie | Once in a Lifetime | Unknown | 1994 |
| Movie | Praying Mantis | Don McAndrews | 1993-08-11 |
| Movie | Das letzte U-Boot | Unknown | 1993 |
| Series | The Golden Palace | Unknown | 1993 |
| Movie | The 47th Annual Tony Awards | Unknown | 1993 |
| Movie | Weekend at Bernie's II | Unknown | 1993 |
| Series | Grace Under Fire | Unknown | 1993 |
| Movie | Eight Hundred Leagues Down the Amazon | Unknown | 1993 |
| Movie | Between Love and Hate | Unknown | 1993 |
| Movie | Russian Holiday | Unknown | 1992 |
| Movie | Captive | Unknown | 1991 |
| Movie | Aladdin | Unknown | 1990 |
| Movie | Joseph and His Brothers | Unknown | 1990 |
| Movie | The Great Air Race | Unknown | 1990 |
| Movie | Challenger | Comm. Francis R. | 1990-02-25 |
| Movie | Night of 100 Stars III | Himself | 1990-05-21 |
| Movie | In Performance at the White House: The House I Live in 2 | Unknown | 1989 |
| Series | The 15th Annual People's Choice Awards | Unknown | 1989 |
| Movie | Parent Trap III | Unknown | 1989 |
| Movie | The 46th Annual Golden Globe Awards | Himself - Winner: Best Performance by an Actor in a Supporting Role in a Series, Mini-Series or Motion Picture Made for TV | 1989-01-28 |
| Movie | The 43rd Annual Tony Awards | Himself - Presenter: Best Featured Actress in a Musical | 1989-06-04 |
| Series | Till We Meet Again | Unknown | 1989-11-19 |
| Movie | Parent Trap: Hawaiian Honeymoon | Jeffrey Wyatt | 1989-11-19 |
| Series | War and Remembrance | Unknown | 1988 |
| Movie | Irving Berlin's 100th Birthday Celebration | Unknown | 1988 |
| Movie | Addicted to His Love | Unknown | 1988 |
| Movie | Body of Evidence | Unknown | 1988 |
| Series | I'll Take Manhattan | Unknown | 1987 |
| Movie | We the People 200: The Constitutional Gala | Unknown | 1987 |
| Series | Biography | Unknown | 1987-04-06 |
| Movie | The Child Help Benefit Special | Unknown | 1987 |
| Series | Deadly Nightmares | Unknown | 1987 |
| Movie | George Washington II: The Forging of a Nation | Unknown | 1986 |
| Movie | Betrayed by Innocence | Unknown | 1986 |
| Movie | Pleasures | Unknown | 1986 |
| Series | Dads | Unknown | 1986 |
| Movie | Deceptions | Unknown | 1985 |
| Series | A Woman of Substance | Unknown | 1985 |
| Series | George Washington | Unknown | 1984 |
| Movie | An Uncommon Love | Unknown | 1983 |
| Movie | Summer Girl | Unknown | 1983 |
| Movie | Night of 100 Stars | Unknown | 1982 |
| Series | American Playhouse | Unknown | 1982-01-12 |
| Movie | Megaforce | Unknown | 1982 |
| Movie | Broadway Plays Washington on Kennedy Center Tonight | Unknown | 1982 |
| Movie | Red Flag: The Ultimate Game | Unknown | 1981 |
| Series | That's Hollywood | Unknown | 1981 |
| Series | Foul Play | Unknown | 1981 |
| Series | Scruples | Unknown | 1980 |
| Movie | Once Upon a Family | Unknown | 1980 |
| Movie | The Silent Lovers | Unknown | 1980 |
| Movie | Fame | Unknown | 1980 |
| Movie | Murder by Natural Causes | Unknown | 1979 |
| Movie | Young Guy Christian | Unknown | 1979 |
| Movie | The 33rd Annual Tony Awards | Unknown | 1979 |
| Movie | You Can't Take It with You | Anthony Kirby, Jr. | 1979-05-16 |
| Movie | Movie Movie | Unknown | 1978 |
| Movie | The Quinns | Unknown | 1977 |
| Series | Razzmatazz | Unknown | 1977 |
| Movie | The 31st Annual Tony Awards | Unknown | 1977 |
| Series | The Alan Hamel Show | Unknown | 1976-09-20 |
| Movie | The 30th Annual Tony Awards | Unknown | 1976 |
| Series | Charlie's Angels | Unknown | 1976-09-22 |
| Movie | The Rocky Horror Picture Show | Unknown | 1975 |
| Movie | The Wrong Damn Film | Unknown | 1975 |
| Series | Saturday Night Live | Unknown | 1975-10-11 |
| Movie | Slither | Unknown | 1974 |
| Movie | The Chadwick Family | Unknown | 1974 |
| Movie | Road Movie | Unknown | 1974 |
| Movie | Fantastic Planet | Unknown | 1973 |
| Movie | The 26th Annual Tony Awards | Himself | 1972-04-23 |
| Series | Great Performances | Unknown | 1972-11-04 |
| Movie | Jennifer on My Mind | Unknown | 1971 |
| Movie | The Klowns | Unknown | 1970 |
| Series | Hawaii Five-O | Unknown | 1968-09-26 |
| Series | The Tonight Show Starring Johnny Carson | Unknown | 1962-10-01 |
| Series | Today | Unknown | 1952-01-14 |