1. George Maharis

George Maharis became a household name in the early ’60s thanks to his role on Route 66. His smoldering looks and on-screen charisma had many thinking he’d be the next big Hollywood leading man. He even dipped into music, releasing a few records that showed he had the right mix of talent and appeal. But behind the scenes, health issues forced him off the series at its peak.
Leaving Route 66 meant his star power dimmed almost overnight, and although he picked up roles here and there, he never reclaimed that level of fame. Maharis remained active in acting for years, but mostly in guest spots and smaller projects. Fans who remembered him from his heyday often wondered why his career never soared higher. He had the looks and the charm, but timing and circumstances kept him from reaching legend status.
2. Carol Lynley

Carol Lynley’s career seemed destined for greatness when she broke through with Blue Denim in 1959 and then charmed audiences throughout the ’60s. She was strikingly beautiful and had that girl-next-door quality that made her relatable on screen. Studios seemed ready to shape her into the next great movie star. But instead of major leading roles, she often found herself cast in lighter fare.
By the ’70s, Lynley’s most memorable turn was in The Poseidon Adventure, but by then her career momentum had slowed. She took parts on TV and in smaller films but never regained the buzz she once had. Looking back, she’s one of those names you recognize instantly yet wonder why she didn’t reach the top tier. She had all the right ingredients but never got that one iconic role to cement her place.
3. Dolores Hart

Dolores Hart had what many young actresses dream of: a hit debut opposite Elvis Presley in Loving You. Hollywood quickly embraced her as a rising star, and she went on to make ten films in just five years. She had the looks, the talent, and the opportunities, and people assumed she’d soon be one of the biggest names of the decade. But Hart shocked everyone when she decided to leave the industry behind.
In 1963, at just 24 years old, she entered a Benedictine convent and became a nun. It was an almost unheard-of choice at the time, especially since she was on the brink of movie stardom. Hart lived a completely different life than the one Hollywood had planned for her. While she never became a film legend, she left a fascinating legacy as the star who walked away from it all.
4. Sue Lyon

Sue Lyon will forever be remembered as the controversial star of Stanley Kubrick’s Lolita in 1962. At just 14 years old, she became a sensation, her face splashed across magazines and her name whispered in Hollywood circles. Many believed she was destined for a long and successful career. But the shadow of that role proved difficult to escape.
Lyon struggled to find parts that allowed her to grow beyond that early image. Her personal life was often turbulent, and she moved in and out of Hollywood projects without consistency. By the ’70s, her film appearances became fewer and farther between. Although she made an unforgettable mark with one role, she never reached the heights many expected. Instead, she’s remembered more for her early promise than a long list of classics.
5. Pamela Tiffin

Pamela Tiffin seemed like she was plucked straight from a fashion magazine when she began appearing in films in the early ’60s. Her bright smile and wide-eyed charm made her perfect for comedies like One, Two, Three and State Fair. Critics praised her, audiences adored her, and it looked like she was on the fast track to becoming a screen icon.
Yet her career never really pushed past the ingenue stage. She worked steadily for a while but never landed the kind of roles that could redefine her image. Eventually, she drifted away from Hollywood and did some work in Italy before retiring from acting altogether. Fans of classic cinema still admire her beauty and presence, but her career leaves you wondering what might have been.
6. Sarah Miles

Sarah Miles was hailed as one of the brightest talents to come out of England in the ’60s. She was nominated for an Oscar for Ryan’s Daughter and seemed poised for international stardom. Her performances had depth, and she had a unique screen presence that made her stand out among her peers. But her off-screen reputation often overshadowed her acting.
Miles was frequently in the tabloids, and her personal life became a distraction from her career. While she continued working, she never quite capitalized on the momentum she had early on. Unlike her contemporaries like Julie Christie or Vanessa Redgrave, Miles didn’t get those defining roles that ensured legendary status. She remains a fascinating talent, but one whose career never lived up to its initial promise.
7. George Chakiris

George Chakiris achieved instant fame after winning an Academy Award for West Side Story in 1961. His portrayal of Bernardo was dynamic and unforgettable, and Hollywood opened its doors wide for him. For a brief moment, it seemed like he might become one of the decade’s defining stars. But his career after that win was surprisingly uneven.
He appeared in several films, but none matched the success of West Side Story. Chakiris found steady work, often overseas, but he never captured that same lightning in a bottle again. By the late ’60s, his star power was fading, and he eventually transitioned into television and stage work. While he’s remembered for one iconic role, his career never reached the legendary heights it once promised.
8. Connie Stevens

Connie Stevens had a bubbly personality and a voice that made her a natural fit for both acting and singing. She found early fame with Hawaiian Eye and was often cast in lighthearted roles that played up her charm. In the ’60s, she was everywhere, from teen movies to guest spots on TV. It looked like she had all the makings of a lasting star.
But Stevens never quite broke into the level of superstardom others achieved. While she maintained a career in entertainment for decades, much of her work leaned more toward television and stage appearances. She became more of a familiar face than a true Hollywood legend. Fans who remember her from her heyday often recall her with fondness, but she never reached the same stature as some of her peers.
9. James Darren

James Darren was another actor who seemed destined for big things. He became a teen heartthrob in the late ’50s and early ’60s, starring in Gidget and its sequels. His good looks and easygoing charm made him a favorite among young audiences. He even launched a successful singing career, which seemed to only strengthen his chances of longevity.
But Darren’s movie career stalled as the decade went on. He shifted to television and later became well known for roles in series like The Time Tunnel. Although he enjoyed a solid career, he never became the major Hollywood star many predicted he’d be. He remains beloved by fans who grew up watching him, but he stopped just short of legendary status.
10. Diane McBain

Diane McBain had the classic blonde beauty look that Hollywood adored in the early ’60s. She starred in films like Spinout alongside Elvis Presley and had a steady run of roles that showcased her glamorous appeal. She was also a regular presence on television, appearing in shows like Surfside 6. For a while, it seemed like she might become one of the decade’s defining screen sirens.
But McBain never got the breakout role that would carry her to the next level. Many of her film appearances leaned toward campy or light fare, which didn’t allow her to show much depth. She continued acting for decades but without the same kind of spotlight. Looking back, she was a familiar face in the ’60s but never quite a legend.
11. Peter Brown

Peter Brown was one of those actors who seemed to have everything lined up for success. He was handsome, charismatic, and landed roles in both Westerns and teen movies. Fans loved him in Lawman and Laredo, and Hollywood seemed eager to push him as a big name. He also became something of a tabloid favorite thanks to his good looks.
Despite the attention, his career never moved beyond steady television work. While he enjoyed a long career, he never reached the upper echelon of movie stardom. By the late ’60s, newer faces had pushed him out of the spotlight. He’s remembered fondly by fans of Westerns, but not as a Hollywood legend.
12. Stella Stevens

Stella Stevens was one of the most glamorous stars of the early ’60s. She won a Golden Globe for Say One for Me and became a Playboy favorite, which only heightened her profile. She starred in films like The Nutty Professor and seemed poised to be one of the biggest leading ladies of her era. She had the looks, the talent, and the Hollywood machine behind her.
But Stevens often found herself typecast as the bombshell rather than being given more complex roles. While she worked steadily, she never managed to cross into serious dramatic territory. By the ’70s, her career had shifted more toward supporting roles and television. She remained a familiar face but didn’t quite achieve the legendary career trajectory that once seemed possible.
13. Troy Donahue

Troy Donahue was the quintessential golden boy of the late ’50s and early ’60s. With his blond hair and all-American looks, he became a teen idol almost instantly. He starred in popular films like A Summer Place and had fans swooning across the country. For a while, it seemed like he couldn’t miss.
But Donahue’s career cooled quickly as he struggled to transition into more mature roles. By the late ’60s, his popularity had dwindled, and he began taking smaller parts just to keep working. His image as a teen heartthrob was both his ticket to fame and his downfall. Though he never became a Hollywood legend, he remains a nostalgic figure of a very specific moment in time.