Actor (136 credits)
- Broadway: Beyond the Golden Age (2018) играет самого себя, хроника
- Under the Boardwalk: The Monopoly Story (2010) Howard Cunningham, хроника
- The Back-up Plan (2010) Arthur
- Santa Buddies (2009) Santa Paws
- Charlie & Me (2008) Charlie
- Hidden Places (2006) Wakefield
- Nobody's Watching (2006) играет самого себя
- Mothers and Daughters (2006) Bob
- TV Land Confidential (2005) играет самого себя
- Geppetto's Secret (2005) Geppetto, voice acting
- The Fallen Ones (2005)
- I Love the 80's 3-D (2005) играет самого себя
- Popstar (2005) Harvey
- Confession (2005) Father Abbot Sutton
- Christmas at Water's Edge (2004) Harry
- Paper Clips (2004) играет самого себя
- Felix the Cat Saves Christmas (2004) Santa Claus, voice acting
- Kids' Ten Commandments: Toying with the Truth (2003) Ben-Ami, voice acting
- Broadway: The Golden Age, by the Legends Who Were There (2003) играет самого себя
- It's All Relative (2003) Father Joseph
- Returning Mickey Stern (2002) Harry Mankelbaum
- Mary Christmas (2002) Les Turner
- Still Standing (2002) Dr. S.T. Bloom
- Legend of the Candy Cane (2001) Franklin Holz, voice acting
- Jason and the Heroes of Mount Olympus (2001) Jupiter, voice acting
- The Tangerine Bear: Home in Time for Christmas! (2000) Mr. Winkle, voice acting
- Jack & Jill (1999) Bernie
- The 52nd Annual Tony Awards (1998) играет самого себя, хроника
- That '70s Show (1998) Dr. Hammond
- Maggie (1998) Father George
- Little Bigfoot 2: The Journey Home (1998) Ranger Tasker
- Port Charles (1997) Burt
- Johnny Bravo (1997) Santa Claus
- Weezer: Buddy Holly (1994) Howard Cunningham, хроника
- Burke's Law (1994) Dr. Burke
- Heaven Help Us (1994) Albert
- The 47th Annual Tony Awards (1993) играет самого себя - презентатор: Best Costume, Best Lighting & Best Scenic Design
- Boy Meets World (1993) играет самого себя
- Vicki! (1992) играет самого себя
- One on One with John Tesh (1991) играет самого себя
- Rugrats (1990) Dwayne Tickerbacker
- The Love Boat: A Valentine Voyage (1990) Lt. Logan
- Father Dowling Mysteries (1989) Father Frank Dowling
- Fire and Rain (1989) Derryl Price
- Wicked Stepmother (1989) Lt. MacIntosh
- Happy 100th Birthday, Hollywood (1987) играет самого себя
- Million Dollar Mystery (1987) Sidney Preston
- Pinocchio and the Emperor of the Night (1987) Geppetto, voice acting
- Out of This World (1987) Grandpa Zelig
- The Gnomes' Great Adventure (1987) David the Gnome, voice acting
- Perry Mason: The Case of the Notorious Nun (1986) Father Chris DeLeon
- Private Sessions (1985) Harry O'Reilly
- David el gnomo (1985) David (1987)
- Glitter (1984) Doc
- Murder, She Wrote (1984)
- Paul McCartney: The Man, His Music, and His Movies (1984) рассказчик
- Finder of Lost Loves (1984) Malcolm Beck
- The Jesse Owens Story (1984) Jimmy Hoffa
- The 35th Annual Primetime Emmy Awards (1983) играет самого себя - презентатор: Outstanding Drama Series
- Hotel (1983) Blaine Chapman
- Night of 100 Stars (1982) играет самого себя
- Joanie Loves Chachi (1982)
- O'Hara's Wife (1982) Fred O'Hara
- For the Love of It (1980) Norman
- The Alan Thicke Show (1980) играет самого себя
- The Return of Mod Squad (1979) Frank Webber
- The 33rd Annual Tony Awards (1979) играет самого себя - презентатор: Best Featured Actress in a Musical
- The Rebels (1979) Benjamin Franklin
- The Castaways on Gilligan's Island (1979) Henry Elliott
- The Triangle Factory Fire Scandal (1979) Morris Feldman
- The 30th Annual Emmy Awards (1978) играет самого себя - Nominated: Outstanding Continuing Performance by a Supporting Actor in a Comedy Series
- With This Ring (1978) Edward Edwards
- The Stingiest Man in Town (1978) B.A.H. Humbug, voice acting
- The Bastard (1978) Benjamin Franklin
- Black Market Baby (1977) Dr. Andrew Brantford
- The Love Boat (1977) Harry Meacham
- Gus (1976) Spinner
- The Love Boat (1976) George Havlicek
- A Special Olivia Newton-John (1976)
- The Night That Panicked America (1975) Norman Smith
- The Last Survivors (1975) Marcus Damian
- Who Is the Black Dahlia? (1975) Bevo Means
- Ellery Queen (1975)
- Mobile One (1975) John Brewster
- The Girl Who Came Gift-Wrapped (1974) Harold
- Happy Days (1974)
- Tattletales (1974) играет самого себя
- Kolchak: The Night Stalker (1974) Jack Flaherty
- Death Cruise (1974) David Mason
- Mixed Company (1974) Al
- Yogi's Gang (1973)
- Tenafly (1973) Dave Barker
- Miracle on 34th Street (1973) Judge Harper
- Wait Till Your Father Gets Home (1972) Harry Boyle
- No Place to Run (1972) Dr. Golinski
- Maude (1972) Dr. Tasko
- The Streets of San Francisco (1972)
- The Paul Lynde Show (1972) Congressman Landis
- To Find a Man (1972) Dr. Katchaturian
- The Sixth Sense (1972) Albert
- Congratulations, It's a Boy! (1971) Herb
- Funny Face (1971) Used Car Dealer
- Vanished (1971) Johnny Cavanaugh
- Mr. and Mrs. Bo Jo Jones (1971) Mr. Jones
- The New Dick Van Dyke Show (1971) Mr. O'Hare
- The 25th Annual Tony Awards (1971) играет самого себя - исполнитель
- A Step Out of Line (1971) Jack Berger
- Sarge (1971) Stanley Miller
- The Most Deadly Game (1970) George
- The Debbie Reynolds Show (1969) Bob Landers
- The Bill Cosby Show (1969) Cookie Maharg
- Love, American Style (1969) Alan Walker (segment 'Love and the Comedienne')
- Night Gallery (1969)
- The Secret War of Harry Frigg (1968) Gen. Roscoe Pennypacker
- Yours, Mine and Ours (1968)
- The Name of the Game (1968) Charlie Reid
- Divorce American Style (1967) Farley
- Bang Bang Kid (1967) Merriweather Newberry
- The Girl from U.N.C.L.E. (1966) Quantum
- Jericho (1966) Vandercook
- The 19th Annual Tony Awards (1965) играет самого себя - соведущий
- The Dean Martin Show (1965) играет самого себя
- That Was the Week That Was (1964) играет самого себя
- The World of Henry Orient (1964) Frank Boyd
- Love with the Proper Stranger (1963) Anthony Columbo
- Focus (1962) Fred Cooper
- The Nurses (1962) Clarence
- Car 54, Where Are You? (1961) «Rev.» Harold Peterson
- The 14th Annual Tony Awards (1960) играет самого себя - победитель: Best Performance by a Featured Actor in a Musical
- Route 66 (1960) Dr. Sumner Klein
- The Law and Mr. Jones (1960) Assistant D.A. Ryan
- The Right Man (1960) Throttlebottom
- Play of the Week (1959) Dupont-Dufour Jr.
- Alice in Wonderland (1955) Knave of Hearts
- The Irv Kupcinet Show (1953) играет самого себя
- The Perry Como Show (1948) играет самого себя - гость