Actor
2019 Magnum P.I. (2019-2021 TV Series)
John Booky
- The Day Danger Walked In (2021)
- A Kiss Before Dying (2019)
2010 FCU: Fact Checkers Unit (TV Series)
Grandpa Faison
- Fact Master (2010)
- Gilfanator (2010)
- Fear of Flying (2010)
- Blonde on Blonde (2010)
- The Rider (2010)
- Turn Up the Heater with Jon Heder (2010) - SPF 125 (2010)
- Paranormal Factivity (2010)
2007 Las Vegas (TV Series)
Roger
- When Life Gives You Lemon Bars (2007)
2003 What Should You Do? (TV Series)
Kidnapper
- Episode #2.12 ... Kidnapper
2003 The District (TV Series)
Temple's Father
- Bloodlines (2003)
2001 Arli$$ (TV Series)
Mudcat Burrell
- Like No Business I Know (2001)
2000 Hammerlock
Sgt. James Hammer
2000 Good vs Evil (TV Series)
- M Is for Morlock (2000)
1999 Rude Awakening (1999-2000 TV Series)
Milton 'Milt' Johnson
2000 Walker, Texas Ranger (TV Series)
Fred Carter
- Justice Delayed (2000)
1998 Letters from a Killer
Horton
1996 Women: Stories of Passion (TV Series)
Freddy
- The Boxer (1996)
1996 A Thin Line Between Love and Hate
Smitty
1996 In the House (TV Series)
Buff
- To Die For (1996)
1994 RoboCop (TV Series)
Frank Uno
- Ghosts of War (1994)
1994 Sinbad (TV Series)
Sgt. Al Beckley
- Adoption: Part 2 (1994)
1994 Pentathlon
John Creese
1992 Hangin' with Mr. Cooper (1992-1993 TV Series)
Coach Ricketts - A Moving Experience (1993) - The Unteachables (1993) - Boyz in the Woodz (1993) - How to Succeed in Business Without Really Trying (1993) - Forbidden Fruit (1993) - Miracle in Oaktown (1992) - Torn Between Two Teachers (1992) - Warriors: Part 2 (1992) - Warriors: Part 1 (1992) - Please Pass the Jock (1992)
1992 Unlawful Entry
Officer Roy Cole
1991 Night Court (TV Series)
Eugene Westfall
- Puppy Love (1991)
- My Life as a Dog Lawyer (1991)
1990 You Take the Kids (1990-1991 TV Series)
Michael Kirkland - Bad Boy (1991) - What I Did for Love (1991) - Fishes Are Like Sisters... You Can't Flush Them Without Feeling Guilty (1991) - The Eggs & I (1990) - Merry Christmas to All and a Pointy Hat to You (1990) - Pilot (1990) ... Michael Kirkland
1990 American Playhouse (TV Series)
- Zora Is My Name! (1990)
1990 Heart Condition
Captain Wendt
1980 Magnum, P.I. (1980-1988 TV Series)
Theodore 'TC' Calvin / Paul Robeson / Brutus Jones
1987 The Love Boat (TV Series)
Jeffrey T. Gilbert
- Who Killed Maxwell Thorn? (1987)
1986 Danger Bay (TV Series)
Hari Mubaru
- The Leopard's Spots (1986)
1981 The White Lions
John Kani
1980 Pray TV (TV Movie)
Willie Washington / Leroy Washington
1980 Stone (TV Series)
- What Do You People Want from Me? (1980)
1980 Attica (TV Movie)
Frank Green
1980 Paris (TV Series)
Royal Pratt
- Fitz's Boys (1980)
1979 Steel
Lionel
1979 I Know Why the Caged Bird Sings (TV Movie)
Bailey Sr.
1979 The Jericho Mile (TV Movie)
Cotton Crown
1979 Roots: The Next Generations (TV Mini Series)
Lee Garnet
- Part II (1896-1897) (1979) ... Lee Garnet
1977 Starsky and Hutch (1977-1979 TV Series)
Big Red McGee / The Baron
- Huggy Can't Go Home (1979)
- The Set-Up: Part 2 (1977)
1978 The Life and Times of Grizzly Adams (TV Series)
Isaac
- The Runaway (1978)
1978 Cruise Into Terror (TV Movie)
Nathan
1978 The Other Side of Hell (TV Movie)
Jim Baker
1977 Semi-Tough
Puddin Patterson Sr.
1977 Big Time
J.J.
1977 The Greatest
Sonny Liston
1977 The Rockford Files (TV Series)
Electric Larry
- Dirty Money, Black Light (1977)
1976 Delvecchio (TV Series)
Bosworth Hawkins
- Numbers (1976)
1976 Drum
Slave
1976 Stay Hungry
Newton
1976 The River Niger
Big Moe Hayes
1976 Leadbelly
Huddie Ledbetter
1975 The Rookies (TV Series)
Rawlins
- Dead Heat (1975)
1975 Baretta (TV Series)
Det. Rudy Davis
- Sharper Than a Serpent's Tooth (1975)
1975 Darktown Strutters
Mellow
1975 McCloud (TV Series)
Dolan
- Return to the Alamo (1975)
1975 Switch (TV Series)
Walter
- Las Vegas Roundabout (1975)
1975 That's My Mama (TV Series)
Doc Green
- The Hero (1975)
1974 Kojak (TV Series)
Stutz
- You Can't Tell a Hurt Man How to Holler (1974)
1974 Kung Fu (TV Series)
Seth
- In Uncertain Bondage (1974)
1974 The Streets of San Francisco (TV Series)
Ben Driscoll
- A String of Puppets (1974)
1974 McQ
Rosey
1973 Knuckle-Men
Monk
1973 Sweet Jesus, Preacherman
Holmes / Lee
1973 The Mack
Olinga
1972 Hit Man
Huey
1971 Night Gallery (1971-1972 TV Series)
Prisoner / Second Askari (segment "Logoda's Heads")
- Finnegan's Flight (1972)
- The Different Ones/Tell David.../Logoda's Heads (1971)
1972 Sanford and Son (TV Series)
Norman Blood
- Blood Is Thicker Than Junk (1972)
1972 The Sixth Sense (TV Series)
Mover / 2nd Guard
- Through a Flame Darkly (1972) ... Mover (uncredited)
- Witness Within (1972) ... 2nd Guard
1972 Hickey & Boggs
1972 The New Centurions
Truck Driver
1972 The Living End (TV Movie)
Henry (as Roger Mosley)
1971 Cannon (TV Series)
Porter
- Death Is a Double-Cross (1971)
1971 Longstreet (TV Series)
Prison Guard
- The Shape of Nightmares (1971)
1984 Magnum, P.I. (TV Series)
- Dream a Little Dream (1984)
Writer
1986 Magnum, P.I. (TV Series) (written by - 1 episode)
- Missing Melody (1986) ... (written by)
Additional Crew
1977 Big Time (production assistant)
Self
2014 The Nicole Barrett Show (TV Series)
Self
- Silver Spur Awards, Trip to Bountiful (2014)
2011 Mama & Me (Documentary)
Self (voice)
2010 Way Black When (TV Special)
Self
2009 The 7th Annual TV Land Awards (TV Special)
Self
2009 Entertainment Tonight (TV Series)
Self
- Episode dated 20 April 2009 (2009)
2007 Biography (TV Series documentary)
Self
- Tom Selleck: More Than Magnum (2007)
2001 I Love 1980's (TV Series documentary)
- I Love 1981 (2001)
1990 Match Game (1990-1991 TV Series)
Self - Panelist
1989 An Evening at the Improv (TV Series)
Self - Host
- Episode #4.11 (1989)
1988 Jumble (TV Special)
Self
1987 Super Password (1987-1988 TV Series)
Self - Celebrity Contestant
1987 The New Hollywood Squares (TV Series)
Self - Panelist
- Episode #1.171 (1987) ... Self - Panelist
1987 The 8th Annual Black Achievement Awards (TV Special)
Self
1983 Ebony/Jet Showcase (1983-1986 TV Series)
Self
- Episode dated 19 September 1986 (1986)
- Episode dated 24 April 1983 (1983)
1986 The Merv Griffin Show (TV Series)
Self
- Episode dated 21 July 1986 (1986)
1984 Body Language (1984-1985 TV Series)
Self
1983 The $10,000 Pyramid (1983-1985 TV Series)
Self - Celebrity Contestant
1983 The $25,000 Pyramid (1983-1985 TV Series)
Self - Celebrity Contestant
1984 The 36th Primetime Emmy Awards (TV Special)
Self - Presenter
1984 Match Game/Hollywood Squares Hour (TV Series)
Self - Panelist
1983 The 4th Annual Black Achievement Awards (TV Special)
Self
1982 The 34th Annual Primetime Emmy Awards (TV Special)
Self - Presenter
Archive footage
2002 Mackin' Ain't Easy (Video documentary short)
2000 Half Past Autumn: The Life and Works of Gordon Parks (TV Movie documentary)
Huddie Ledbetter
1993 Fallen Champ: The Untold Story of Mike Tyson (TV Movie documentary)
Self
On August 4, 2022, Mosley was involved in a car accident in Lynwood, California, becoming paralyzed from the shoulders down. He died three days later from his injuries at Cedars-Sinai Medical Center at the age of 83.