Film

No.	Year	Title	Role	Vote Average
1	1950	Barricade	Kirby	63
2	1950	Broken Arrow	John Lowrie (uncredited)	67
3	1950	Joe Palooka in the Squared Circle	Kebo - Crawford Henchman	0
4	1951	The Unknown Man		48
5	1952	Rancho Notorious	Politician in Jail Cell (uncredited)	65
6	1952	Montana Territory	Yeager	0
7	1953	Serpent of the Nile	Brutus	70
8	1953	The Great Jesse James Raid	Morgan	47
9	1953	Conquest of Cochise	Sam Maddock (as Robert E. Griffin)	51
10	1953	Gun Fury		59
11	1953	Slaves of Babylon	King Astyages	47
12	1955	Bad Day at Black Rock	Second Train Conductor (uncredited)	73
13	1956	Inside Detroit		60
14	1956	Please Murder Me	Lou Kazarian	60
15	1956	Crime of Passion	Police Sgt. James	62
16	1957	Fury at Showdown	Sheriff Clay	54
17	1957	Monster from Green Hell	Dan Morgan	37
18		Emergency	Officer Mayberry	0
19	1956	The Brass Legend	Doc Ward	62
20	1957	I Was a Teenage Werewolf	Police Chief P.F. Baker	47
21	1957	Gunsight Ridge	Herb Babcock	60
22	1957	Pawnee	Doc Morgan (as Robert E. Griffin)	63
23	1958	The Left Handed Gun	Morton	61
24	1958	Machine-Gun Kelly	Mr. Andrew Vito	57
25	1958	The Bravados		65
26	1958	No Place to Land	Bart Pine (as Robert E. Griffin)	30
27	1959	A Summer Place	Engelhardt (uncredited)	65
28	2021	Monster from British Hell	Dan Morgan (archive footage)	0

Television

No.	Year	Title	Role	Vote Average
1	1950	Treasury Men in Action	Jim Houston	55
2	1957	Perry Mason	Fred Bascomb	77
3	1957	Maverick	Mayor	68
4	1958	Wanted: Dead or Alive	J. Noonan	69
5	1959	Black Saddle	Tobe Slack	60
6	1959	Bonanza	Sheriff Hansen	75
7	1959	Johnny Ringo	Jess	57