Credits

• 2010 · Soupernatural as Steve
• 2000 · Overnight Sensation as Abe Pollard
• 1998 · Lost in Space as General
• 1998 · Lost in Space Forever as Self (also archive footage)
• 1996 · E! True Hollywood Story as
• 1995 · The Fantasy Worlds of Irwin Allen as Self
• 1987 · Jake and the Fatman as Alan Shay
• 1985 · A Reason to Live as Jerry Yusem
• 1984 · The Master as Paul Stillwell
• 1983 · Strange Invaders as Detective
• 1979 · Roller Boogie as Thatcher
• 1979 · Benson as
• 1979 · B. J. and the Bear as
• 1977 · Blue Sunshine as Edward Flemming
• 1977 · Dog and Cat as Woodruff
• 1976 · Quincy, M.E. as Attorney Martin Borland
• 1975 · Switch as Steve Martin
• 1975 · The Centerfold Murders as
• 1974 · Petrocelli as Bo Keller
• 1974 · Petrocelli as Perry Brooks
• 1974 · The Death Squad as Allen Duke
• 1973 · Barnaby Jones as Tony Klinger
• 1973 · Barnaby Jones as Roger Clark
• 1973 · Barnaby Jones as Vince Reeves
• 1973 · Barnaby Jones as Frank Halliday
• 1972 · The Streets of San Francisco as Brian Phillips
• 1972 · Play It Again, Sam as Real Estate Developer (uncredited)
• 1968 · The Mod Squad as Roy Tilson
• 1968 · The Mod Squad as Doug Allen
• 1968 · Adam-12 as Officer Tom Porter
• 1967 · The Love-Ins as Elliott
• 1965 · A Rage to Live as Charlie Jay
• 1965 · Lost in Space as Major Don West
• 1965 · The Monkey's Uncle as Haywood
• 1965 · Lost in Space - No Place to Hide as Dr. Don West
• 1964 · Many Happy Returns as
• 1963 · Recoil as Sgt. Chris Ballard
• 1963 · Burke's Law as Richard Adams
• 1963 · The Fugitive as Dan Holt
• 1962 · The Beverly Hillbillies as Jim Gardner
• 1962 · The Virginian as Richard
• 1960 · The Chevy Mystery Show as Peter Montopolis
• 1959 · The Detectives as Sgt. Chris Ballard
• 1959 · The Detectives as Det. Sgt. Chris Ballard
• 1959 · The Rebel as Seldon Hollingsworth
• 1959 · Johnny Ringo as Cully
• 1959 · The DuPont Show with June Allyson as Norman
• 1959 · Woman on the Run as
• 1958 · The Rifleman as Marty Blair
• 1958 · The Rifleman as Walt
• 1957 · Perry Mason as Roy Mooney
• 1957 · Perry Mason as Lester Crawford
• 1956 · Dick Powell's Zane Grey Theatre as Tod Rowland
• 1955 · Gunsmoke as Boyd