| How to Succeed in Business Without Really Trying | 1975 | J.B. Biggley | TV Movie |
| Bonnie's Kids | 1973 | Frank | Movie |
| Kojak | 1973 | Quinlan | TV Show |
| Police Story | 1973 | Attorney John Barron, John Barron | TV Show |
| The Bob Newhart Show | 1972 | Dr. Morgan | TV Show |
| The Anderson Tapes | 1971 | Carl Bingham | Movie |
| The Moonshine War | 1970 | Mr. Worthman | Movie |
| A Talent for Loving | 1969 | Franklin | Movie |
| The Doris Day Show | 1968 | Mr. Craig Fletcher | TV Show |
| Lord Love a Duck | 1966 | Howard Greene | Movie |
| How to Murder Your Wife | 1965 | Tobey Rawlins | Movie |
| Fate Is the Hunter | 1964 | Dan Crawford | Movie |
| Sex and the Single Girl | 1964 | Holmes | Movie |
| Bewitched | 1964 | Charles Barlow | TV Show |
| Mr. and Mrs. | 1964 | Walter | TV Movie |
| Move Over, Darling | 1963 | Hotel Desk Clerk | Movie |
| My Six Loves | 1963 | B.J. Smith | Movie |
| The New Phil Silvers Show | 1963 | Frank | TV Show |
| Bon Voyage! | 1962 | The Tight Suit (as Casey Adams) | Movie |
| The Music Man | 1962 | Salesman on the Train (uncredited) | Movie |
| Empire | 1962 | Hobart Muncey | TV Show |
| Sam Benedict | 1962 | Tom Buchanan | TV Show |
| The Lucy Show | 1962 | Vinnie, Vinnie Meyers | TV Show |
| Smog | 1962 | Paul Prescott (as Casey Adams) | Movie |
| Return to Peyton Place | 1961 | Nick Parker (uncredited) | Movie |
| Summer and Smoke | 1961 | Roger Doremus (as Casey Adams) | Movie |
| Cain's Hundred | 1961 | Grady Boyle | TV Show |
| Dr. Kildare | 1961 | Ben Ballard, Rulon Murphy | TV Show |
| Follow the Sun | 1961 | Don Hinkley | TV Show |
| Hazel | 1961 | Mr. Barry, Mr. Blackpool, Mr. Starkey | TV Show |
| Elmer Gantry | 1960 | Deaf Man (uncredited) | Movie |
| Stagecoach West | 1960 | David Harkness | TV Show |
| Surfside 6 | 1960 | Ned Martin | TV Show |
| The Andy Griffith Show | 1960 | Ralph Mason | TV Show |
| It Happened to Jane | 1959 | Selwyn Harris (as Casey Adams) | Movie |
| Hawaiian Eye | 1959 | Ralston | TV Show |
| The Many Loves of Dobie Gillis | 1959 | Dr. Charles Graham | TV Show |
| The Twilight Zone | 1959 | Pat Riley | TV Show |
| Five Fingers | 1959 | Randy | TV Show |
| The David Niven Show | 1959 | Big Guy | TV Show |
| Markham | 1959 | Ben Miles | TV Show |
| The Female Animal | 1958 | Charlie Grant (as Casey Adams) | Movie |
| The Naked and the Dead | 1958 | Col. Dalleson (as Casey Adams) | Movie |
| Voice in the Mirror | 1958 | Don Martin (as Casey Adams) | Movie |
| Union Pacific | 1958 | Ben Willetts | TV Show |
| Designing Woman | 1957 | Musical Director (uncredited) | Movie |
| The Monster That Challenged the World | 1957 | Dr. Tad Johns (as Casey Adams) | Movie |
| Blondie | 1957 | Pete | TV Show |
| Hawkeye and the Last of the Mohicans | 1957 | Capt. West | TV Show |
| Leave It to Beaver | 1957 | Ward Cleaver | TV Show |
| Perry Mason | 1957 | Charles Judd, Clarence Henry, Talbot Sparr | TV Show |
| Richard Diamond, Private Detective | 1957 | Bill Henry | TV Show |
| The Real McCoys | 1957 | Mr. Meridith | TV Show |
| The Thin Man | 1957 | Paul Cameron | TV Show |
| Dragoon Wells Massacre | 1957 | Phillip Scott (as Casey Adams) | Movie |
| Code 3 | 1957 | Ed Rogers | TV Show |
| The O. Henry Playhouse | 1957 | Lt. Carter | TV Show |
| Bus Stop | 1956 | Life Magazine Reporter (as Casey Adams) | Movie |
| Indestructible Man | 1956 | Lt. Dick Chasen (as Casey Adams) | Movie |
| Never Say Goodbye | 1956 | Andy Leonard (as Casey Adams) | Movie |
| The Gale Storm Show: Oh! Susanna | 1956 | Orchestra Leader | TV Show |
| General Electric Summer Originals | 1956 | TV Show |
| The Return of Jack Slade | 1955 | Billy Wilcox (as Casey Adams) | Movie |
| Crossroads | 1955 | Bannister, Deavers | TV Show |
| Gunsmoke | 1955 | Barney Wales | TV Show |
| Matinee Theatre | 1955 | TV Show |
| Navy Log | 1955 | Capt. Sloane | TV Show |
| The 20th Century-Fox Hour | 1955 | Barry | TV Show |
| TV Reader's Digest | 1955 | TV Show |
| Star Stage | 1955 | Pete | TV Show |
| Dr. Hudson's Secret Journal | 1955 | TV Show |
| Down Three Dark Streets | 1954 | Dave Millson (as Casey Adams) | Movie |
| Naked Alibi | 1954 | Det. Lt. Fred Parks (as Casey Adams) | Movie |
| Night People | 1954 | Frederick S. Hobart (as Casey Adams) | Movie |
| Studio 57 | 1954 | Ward Cleaver | TV Show |
| The Public Defender | 1954 | Conrad Martin | TV Show |
| Mayor of the Town | 1954 | TV Show |
| Dangerous Crossing | 1953 | Jim Logan (as Casey Adams) | Movie |
| Destination Gobi | 1953 | Walter Landers (as Casey Adams) | Movie |
| Niagara | 1953 | Ray Cutler (as Casey Adams) | Movie |
| Vicki | 1953 | Larry Evans (as Casey Adams) | Movie |
| G.E. True Theater | 1953 | Joe Malone, Will Henderson | TV Show |
| Private Secretary | 1953 | Carl Randall | TV Show |
| The Loretta Young Show | 1953 | Bill Garner, Neil, Phil | TV Show |
| Stars and Stripes Forever | 1952 | Narrator (voice, uncredited) | Movie |
| What Price Glory | 1952 | Lt. Moore (as Casey Adams) | Movie |
| With a Song in My Heart | 1952 | Harry Guild | Movie |
| The Ford Television Theatre | 1952 | TV Show |
| My Wife's Best Friend | 1952 | Pete Bentham (as Casey Adams) | Movie |
| Schlitz Playhouse | 1951 | Don Evers | TV Show |
| Always Leave Them Laughing | 1949 | Comet Pen Salesman | Movie |
| The Milton Berle Show | 1948 | TV Show |
| The Swift Show | 1948 | Regular (1949) | TV Show |