Film

No.	Year	Title	Role	Vote Average
1	1959	Gangster Story	Adolph	50
2	1969	Charro!	Martin Tilford	54
3	1969	The Immortal	Detective	80
4	1969	Tell Them Willie Boy Is Here	Dr. Mills	58
5	1970	The Challenge	Submarine Captain	60
6	1970	They Call Me Mister Tibbs!	Medical Examiner	58
7	1971	The Andromeda Strain	Technician (uncredited)	70
8	1971	The Organization	Capt. Stacy	59
9	1972	Man On A String	Sergeant	70
10	1972	The Man	Pierce	63
11	1972	When the Legends Die	School Superintendant	49
12	1975	Crossfire	Sergeant Wilburn	0
13	1975	Man on the Outside	Benny	0
14	1976	One of My Wives Is Missing	Officer Foley	72
15	1976	Revenge of the Cheerleaders	State Inspector	44
16	1976	King Kong	Army General	63
17	1976	Two-Minute Warning	Governor Ogden	62
18	1977	The Amazing Howard Hughes	Henry J. Kaiser	60
19	1977	MacArthur	General Walker	63
20	1980	Rage!	Maryann's Father (as Gary Walberg)	70
21	1987	The Spirit	Commissioner Dolan	46
22	1993	The Odd Couple: Together Again	Speed	0

Television

No.	Year	Title	Role	Vote Average
1	1954	Lassie		61
2	1954	Lassie	Jed Bingham (uncredited)	61
3	1954	Lassie	Father	61
4	1955	Gunsmoke	Tobe	66
5	1955	Gunsmoke	Harve	66
6	1955	Gunsmoke	Hatcher	66
7	1955	Gunsmoke	Simeon	66
8	1955	Gunsmoke	Bent	66
9	1955	Gunsmoke	Anson	66
10	1955	Gunsmoke	Scroggs	66
11	1955	Gunsmoke	Roy	66
12	1955	Gunsmoke	Dekker	66
13	1955	Gunsmoke	Toby	66
14	1957	Have Gun, Will Travel	Charlie - Carpenter	74
15	1957	Have Gun, Will Travel	Homer	74
16	1957	Perry Mason	Asst. D.A. Northridge	77
17	1957	The Real McCoys	Ticket Agent	56
18	1959	Rawhide	Finch	72
19	1959	Rawhide	Cory Bates	72
20	1959	Rawhide	Yaeger's Pal (as Gary Walberg)	72
21	1959	Black Saddle	Clark	60
22	1959	Johnny Staccato	Police Sgt. 'Sully' Sullivan	56
23	1959	The Many Loves of Dobie Gillis	Committeeman Klug (as Gary Walberg)	58
24	1959	Law of the Plainsman	Mike	60
25	1959	The Twilight Zone	Reporter #3	85
26	1959	The Detectives	Arch Binder	56
27	1960	Outlaws		62
28	1961	Dr. Kildare	Dr. Benjamin Lenlow	55
29	1961	Target: The Corruptors!		35
30	1961	Ben Casey		56
31	1962	The Virginian	Harry Weatherby	65
32	1962	Combat!	Thin Correspondent	77
33	1962	Going My Way		57
34	1963	Grindl		55
35	1963	The Fugitive	Lt. Wilson	72
36	1963	The Fugitive	Jasper	72
37	1963	The Fugitive	Webster	72
38	1963	The Fugitive	Mechanic	72
39	1963	Kraft Suspense Theatre	Dr. Martin Sorbin	53
40	1965	Run for Your Life	Master Sergeant Bill Martin	72
41	1965	Run for Your Life	Herbert Scholl	72
42	1965	Green Acres	Deputy Sheriff	73
43	1965	The F.B.I.	Forbes	55
44	1965	The F.B.I.	Sam Colton	55
45	1967	The Invaders	Detective Reagan	68
46	1967	Ironside		68
47	1967	The High Chaparral	O'Fierna	65
48	1967	The High Chaparral	Sgt. Wilson	65
49	1967	The High Chaparral	Bartender	65
50	1967	Mannix		67
51	1967	Mannix	Danny O'Meara	67
52	1967	Mannix	Tom Corey	67
53	1968	Land of the Giants	SID Man	67
54	1968	The Mod Squad		63
55	1968	Lancer		47
56	1969	Then Came Bronson		48
57	1969	Love, American Style	Sam	61
58	1970	The Odd Couple	Speed	78
59	1971	Cannon		65
60	1971	Columbo	First Detective	81
61	1971	Monty Nash	Senator Bolen	55
62	1971	Monty Nash	Len Watson	55
63	1972	Search		69
64	1972	The Waltons		71
65	1972	The Waltons	Mr. Will Guffy	71
66	1973	Kojak	Goodman	70
67	1974	The Rockford Files	Arnold Cutter	75
68	1974	Police Woman	Mr. Lund	63
69	1975	Starsky & Hutch	Earl Banks	73
70	1975	Matt Helm	Doc Slaone	74
71	1976	The Tony Randall Show	Waiter	63
72	1976	Quincy, M.E.	Frank Monahan	75
73	1983	Hardcastle and McCormick		64
74	1984	Murder, She Wrote	Sam Kendall	75