Credits

• 2013 · Six by Sondheim as Self (archive footage)
• 2009 · Mandie and the Secret Tunnel as Jason Bond
• 2003 · That Loveable Bug as Self
• 2001 · Scrooge and Marley as Ebenezer Scrooge
• 2001 · Disney Through The Decades as
• 2000 · All About Jesus – Who Is This Jesus? as Self – Host
• 1998 · Batman & Mr. Freeze: SubZero as Dean Arbagast (voice)
• 1997 · A Walk in Time: The Adventure Continues as professor Mortimer
• 1997 · The Love Bug as Jim Douglas
• 1997 · That Darn Cat as Mr. Flint
• 1996 · A Walk in Time as Professor Mortimer
• 1996 · Superman: The Animated Series as Col. Sam Lane (voice)
• 1996 · The Real Adventures of Jonny Quest as Dr. Karel (voice)
• 1996 · Special Report: Journey to Mars as Dr. Scott Berlin
• 1995 · Nowhere Man as Jonathan Crane
• 1995 · The Computer Wore Tennis Shoes as Webster Carlson
• 1994 · The Visual Bible: Acts as Luke
• 1994 · Beethoven as George Newton (voice)
• 1994 · Clear and Present Danger as Judge Moore
• 1992 · Saved By The Bell: Hawaiian Style as Harry Bannister
• 1992 · Beethoven as Dr. Varnick
• 1992 · Queen Esther as King Ahasuerus (voice)
• 1991 · Other People's Money as Bill Coles
• 1990 · Fire and Rain as Jack Ayers
• 1990 · Steve McQueen: Man on the Edge as Self (archive footage)
• 1986 · St. John in Exile as John
• 1985 · America, You're Too Young to Die as Narrator
• 1984 · Murder, She Wrote as Leonard Palmer
• 1984 · Murder, She Wrote as Marcus Boswell
• 1984 · Finder of Lost Loves as Steve Marsh
• 1984 · Don't Ask Me, Ask God as Future Father
• 1982 · Herbie, the Love Bug as Jim Douglas
• 1982 · Kraft Salutes Walt Disney World's 10th Anniversary as Mr. Lane
• 1981 · Aloha Paradise as
• 1980 · The Long Days of Summer as Ed Cooper
• 1978 · Mickey's 50 as Self
• 1978 · Born Again as Charles W. Colson
• 1978 · When Every Day Was the Fourth of July as Ed Cooper
• 1977 · Once Upon a Brothers Grimm as Jacob Grimm
• 1977 · Herbie Goes to Monte Carlo as Jim Douglas
• 1976 · The Shaggy D.A. as Wilby Daniels
• 1976 · Disney's Greatest Dog Stars as Narrator
• 1976 · Good Heavens as
• 1975 · Mitzi & 100 Guys as Self
• 1974 · The Sugarland Express as Policeman at Football Game (uncredited)
• 1973 · Guess Who's Sleeping in My Bed? as George Gregory
• 1972 · Snowball Express as Johnny Baxter
• 1972 · The Great Man's Whiskers as James E. Cooper
• 1971 · The Chicago Teddy Bears as
• 1971 · The Million Dollar Duck as Professeur Albert Dooley
• 1970 · Original Cast Album: Company as Self / Bobby
• 1970 · Mr. Superinvisible as Peter Denwell
• 1969 · Medical Center as
• 1969 · What's It All About, World? as
• 1968 · The Love Bug as Jim Douglas
• 1968 · The Horse in the Gray Flannel Suit as Fredrick 'Fred' Bolton
• 1968 · The Dick Cavett Show as Self - Guest
• 1968 · Blackbeard's Ghost as Steve Walker
• 1968 · Rowan & Martin's Laugh-In as Self (uncredited)
• 1967 · The Danny Thomas Hour as Himself
• 1967 · Monkeys, Go Home! as Hank Dussard
• 1966 · Any Wednesday as Cass Henderson
• 1966 · The Ugly Dachshund as Mark Garrison
• 1965 · That Darn Cat! as Zeke Kelso
• 1965 · Two on a Guillotine as Val Henderson
• 1965 · Hullabaloo as Self
• 1965 · Hullabaloo as Self - Host
• 1964 · The New Interns as Dr. Lew Worship
• 1963 · Under the Yum-Yum Tree as Dave Manning
• 1963 · Kraft Suspense Theatre as Eddie Carew
• 1963 · Burke's Law as Rudy Davis
• 1963 · Vacation Playhouse as Alec Tate
• 1962 · The Tonight Show Starring Johnny Carson as Self
• 1962 · Ensign O'Toole as Ensign O'Toole
• 1961 · The Mike Douglas Show as Self
• 1961 · Ben Casey as
• 1961 · Target: The Corruptors! as
• 1961 · Who Killed Julie Greer? as Phil Winslow
• 1960 · Outlaws as
• 1960 · The Aquanauts as John Anderson
• 1959 · Never So Few as Sgt. Jim Norby
• 1959 · Bonanza as Danny Kidd
• 1959 · Night of the Quarter Moon as Lexington Nelson
• 1958 · Torpedo Run as Lt. Jake 'Fuzz' Foley
• 1958 · Imitation General as Cpl. Terry Sellers
• 1958 · Handle with Care as Zachary Davis
• 1957 · Tonight Starring Jack Paar as Self
• 1957 · Designing Woman as Assistant Stage Manager (uncredited)
• 1957 · Ten Thousand Bedrooms as Dan
• 1957 · Jailhouse Rock as Teddy Talbot
• 1956 · The Great American Pastime as Buck Rivers
• 1956 · The Opposite Sex as Assistant Stage Manager (uncredited)
• 1956 · Dick Powell's Zane Grey Theatre as Deputy Bill Devlin
• 1956 · The Dinah Shore Chevy Show as Self
• 1956 · Tea and Sympathy as Ollie
• 1956 · These Wilder Years as Hardware Clerk
• 1956 · Somebody Up There Likes Me as Private in Rocky's Tent (uncredited)
• 1956 · The Steve Allen Show as Self - Singer
• 1953 · The Oscars as Self